19887081984

素因数分解:

$2^9\times 3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:226

約数の個数: 960

約数和(自身を含む): 79601512320

約数和(自身を除く): 59714430336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 17, 18, 21, 22, 24, 27, 28, 32, 33, 34, 36, 42, 44, 48, 49, 51, 54, 56, 63, 64, 66, 68, 72, 77, 84, 88, 96, 98, 99, 102, 108, 112, 119, 126, 128, 132, 136, 144, 147, 153, 154, 157, 168, 176, 187, 189, 192, 196, 198, 204, 216, 224, 231, 238, 252, 256, 264, 272, 288, 294, 297, 306, 308, 314, 336, 352, 357, 374, 378, 384, 392, 396, 408, 432, 441, 448, 459, 462, 471, 476, 504, 512, 528, 539, 544, 561, 576, 588, 594, 612, 616, 628, 672, 693, 704, 714, 748, 756, 768, 784, 792, 816, 833, 864, 882, 896, 918, 924, 942, 952, 1008, 1056, 1071, 1078, 1088, 1099, 1122, 1152, 1176, 1188, 1224, 1232, 1256, 1309, 1323, 1344, 1386, 1408, 1413, 1428, 1496, 1512, 1536, 1568, 1584, 1617, 1632, 1666, 1683, 1727, 1728, 1764, 1792, 1836, 1848, 1884, 1904, 2016, 2079, 2112, 2142, 2156, 2176, 2198, 2244, 2304, 2352, 2376, 2448, 2464, 2499, 2512, 2618, 2646, 2669, 2688, 2772, 2816, 2826, 2856, 2992, 3024, 3136, 3168, 3213, 3234, 3264, 3297, 3332, 3366, 3454, 3456, 3528, 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29568, 29673, 29988, 30144, 30464, 30772, 31086, 31416, 32028, 32256, 33264, 33912, 34272, 34496, 35168, 35343, 35904, 36267, 36652, 37366, 37632, 38016, 38808, 39168, 39424, 39564, 39984, 40192, 40392, 41448, 41888, 42336, 42704, 44352, 44982, 45216, 45696, 46158, 46629, 47124, 47872, 48042, 48356, 48384, 50688, 51408, 51744, 52752, 53312, 53856, 54978, 55264, 56049, 56448, 58212, 58718, 58752, 59136, 59346, 59976, 60288, 60928, 61544, 62172, 62832, 64056, 66528, 67824, 68544, 68992, 69237, 70336, 70686, 71808, 72063, 72534, 73304, 74732, 75264, 76032, 77616, 78336, 79128, 79968, 80384, 80784, 82467, 82896, 83776, 84623, 84672, 85408, 88077, 88704, 89964, 90432, 91392, 92316, 93258, 94248, 95744, 96084, 96712, 96768, 102816, 103488, 105504, 106624, 107712, 108801, 109956, 110528, 112098, 112896, 116424, 117436, 117504, 118272, 118692, 119952, 120576, 123088, 124344, 125664, 128112, 130781, 133056, 135648, 137088, 137984, 138474, 140672, 141372, 143616, 144126, 145068, 146608, 149464, 152064, 155232, 158256, 159936, 161568, 164934, 165792, 167552, 168147, 169246, 169344, 170816, 176154, 177408, 179928, 180864, 182784, 184632, 186516, 188496, 192168, 193424, 205513, 205632, 206976, 207711, 211008, 213248, 215424, 217602, 219912, 221056, 224196, 225792, 232848, 234872, 235008, 237384, 239904, 241152, 246176, 247401, 248688, 251328, 253869, 256224, 261562, 264231, 266112, 271296, 274176, 275968, 276948, 281344, 282744, 287232, 288252, 290136, 293216, 298928, 310464, 316512, 319872, 323136, 326403, 329868, 331584, 335104, 336294, 338492, 338688, 341632, 352308, 354816, 359856, 361728, 369264, 373032, 376992, 384336, 386848, 392343, 411026, 411264, 413952, 415422, 422016, 426496, 430848, 435204, 439824, 442112, 448392, 465696, 469744, 474768, 479808, 492352, 494802, 497376, 502656, 504441, 507738, 512448, 523124, 528462, 532224, 542592, 548352, 553896, 562688, 565488, 576504, 580272, 586432, 597856, 616539, 620928, 633024, 639744, 646272, 652806, 659736, 663168, 670208, 672588, 676984, 677376, 683264, 704616, 719712, 723456, 738528, 746064, 753984, 761607, 768672, 773696, 784686, 792693, 822052, 822528, 827904, 830844, 844032, 861696, 870408, 879648, 884224, 896784, 931392, 939488, 949536, 959616, 984704, 989604, 994752, 1005312, 1008882, 1015476, 1024896, 1046248, 1056924, 1064448, 1085184, 1107792, 1130976, 1153008, 1160544, 1172864, 1177029, 1195712, 1233078, 1241856, 1266048, 1279488, 1292544, 1305612, 1319472, 1326336, 1345176, 1353968, 1366528, 1409232, 1438591, 1439424, 1477056, 1492128, 1507968, 1523214, 1537344, 1547392, 1569372, 1585386, 1644104, 1645056, 1661688, 1688064, 1740816, 1759296, 1793568, 1849617, 1862784, 1878976, 1899072, 1919232, 1969408, 1979208, 1989504, 2010624, 2017764, 2030952, 2049792, 2092496, 2113848, 2170368, 2215584, 2261952, 2284821, 2306016, 2321088, 2345728, 2354058, 2391424, 2466156, 2483712, 2532096, 2585088, 2611224, 2638944, 2652672, 2690352, 2707936, 2818464, 2877182, 2878848, 2954112, 2984256, 3015936, 3046428, 3074688, 3094784, 3138744, 3170772, 3288208, 3323376, 3481632, 3518592, 3531087, 3587136, 3699234, 3725568, 3757952, 3798144, 3838464, 3938816, 3958416, 3979008, 4035528, 4061904, 4099584, 4184992, 4227696, 4315773, 4431168, 4523904, 4569642, 4612032, 4642176, 4691456, 4708116, 4782848, 4932312, 5064192, 5222448, 5277888, 5380704, 5415872, 5548851, 5636928, 5754364, 5757696, 5908224, 5968512, 6031872, 6092856, 6149376, 6189568, 6277488, 6341544, 6576416, 6646752, 6963264, 7037184, 7062174, 7174272, 7398468, 7451136, 7515904, 7596288, 7916832, 7958016, 8071056, 8123808, 8369984, 8455392, 8631546, 8862336, 9047808, 9139284, 9224064, 9284352, 9416232, 9565696, 9864624, 10444896, 10555776, 10761408, 10831744, 11097702, 11273856, 11508728, 11515392, 11816448, 11937024, 12185712, 12298752, 12554976, 12683088, 12947319, 13152832, 13293504, 13926528, 14074368, 14124348, 14348544, 14796936, 15031808, 15192576, 15833664, 16142112, 16247616, 16739968, 16910784, 17263092, 17724672, 18095616, 18278568, 18448128, 18568704, 18832464, 19729248, 20889792, 21111552, 21522816, 21663488, 22195404, 22547712, 23017456, 23874048, 24371424, 25109952, 25366176, 25894638, 26305664, 26587008, 27853056, 28248696, 28697088, 29593872, 31667328, 32284224, 32495232, 33479936, 33821568, 34526184, 35449344, 36557136, 36896256, 37664928, 38841957, 39458496, 41779584, 42223104, 43045632, 43326976, 44390808, 45095424, 46034912, 48742848, 50219904, 50732352, 51789276, 52611328, 53174016, 55706112, 56497392, 59187744, 63334656, 64568448, 64990464, 66959872, 67643136, 69052368, 73114272, 75329856, 77683914, 78916992, 83559168, 86091264, 88781616, 92069824, 97485696, 100439808, 101464704, 103578552, 105222656, 106348032, 112994784, 118375488, 126669312, 129136896, 129980928, 135286272, 138104736, 146228544, 150659712, 155367828, 157833984, 167118336, 177563232, 184139648, 194971392, 200879616, 202929408, 207157104, 225989568, 236750976, 258273792, 276209472, 292457088, 301319424, 310735656, 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約数ペア:

[(1, 19887081984), (2, 9943540992), (3, 6629027328), (4, 4971770496), (6, 3314513664), (7, 2841011712), (8, 2485885248), (9, 2209675776), (11, 1807916544), (12, 1657256832), (14, 1420505856), (16, 1242942624), (17, 1169828352), (18, 1104837888), (21, 947003904), (22, 903958272), (24, 828628416), (27, 736558592), (28, 710252928), (32, 621471312), (33, 602638848), (34, 584914176), (36, 552418944), (42, 473501952), (44, 451979136), (48, 414314208), (49, 405858816), (51, 389942784), (54, 368279296), (56, 355126464), (63, 315667968), (64, 310735656), (66, 301319424), (68, 292457088), (72, 276209472), (77, 258273792), (84, 236750976), (88, 225989568), (96, 207157104), (98, 202929408), (99, 200879616), (102, 194971392), (108, 184139648), (112, 177563232), (119, 167118336), (126, 157833984), (128, 155367828), (132, 150659712), (136, 146228544), (144, 138104736), (147, 135286272), (153, 129980928), (154, 129136896), (157, 126669312), (168, 118375488), (176, 112994784), (187, 106348032), (189, 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(882, 22547712), (896, 22195404), (918, 21663488), (924, 21522816), (942, 21111552), (952, 20889792), (1008, 19729248), (1056, 18832464), (1071, 18568704), (1078, 18448128), (1088, 18278568), (1099, 18095616), (1122, 17724672), (1152, 17263092), (1176, 16910784), (1188, 16739968), (1224, 16247616), (1232, 16142112), (1256, 15833664), (1309, 15192576), (1323, 15031808), (1344, 14796936), (1386, 14348544), (1408, 14124348), (1413, 14074368), (1428, 13926528), (1496, 13293504), (1512, 13152832), (1536, 12947319), (1568, 12683088), (1584, 12554976), (1617, 12298752), (1632, 12185712), (1666, 11937024), (1683, 11816448), (1727, 11515392), (1728, 11508728), (1764, 11273856), (1792, 11097702), (1836, 10831744), (1848, 10761408), (1884, 10555776), (1904, 10444896), (2016, 9864624), (2079, 9565696), (2112, 9416232), (2142, 9284352), (2156, 9224064), (2176, 9139284), (2198, 9047808), (2244, 8862336), (2304, 8631546), (2352, 8455392), (2376, 8369984), (2448, 8123808), (2464, 8071056), (2499, 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(58752, 338492), (59136, 336294), (59346, 335104), (59976, 331584), (60288, 329868), (60928, 326403), (61544, 323136), (62172, 319872), (62832, 316512), (64056, 310464), (66528, 298928), (67824, 293216), (68544, 290136), (68992, 288252), (69237, 287232), (70336, 282744), (70686, 281344), (71808, 276948), (72063, 275968), (72534, 274176), (73304, 271296), (74732, 266112), (75264, 264231), (76032, 261562), (77616, 256224), (78336, 253869), (79128, 251328), (79968, 248688), (80384, 247401), (80784, 246176), (82467, 241152), (82896, 239904), (83776, 237384), (84623, 235008), (84672, 234872), (85408, 232848), (88077, 225792), (88704, 224196), (89964, 221056), (90432, 219912), (91392, 217602), (92316, 215424), (93258, 213248), (94248, 211008), (95744, 207711), (96084, 206976), (96712, 205632), (96768, 205513), (102816, 193424), (103488, 192168), (105504, 188496), (106624, 186516), (107712, 184632), (108801, 182784), (109956, 180864), (110528, 179928), (112098, 177408), (112896, 176154), (116424, 170816), (117436, 169344), (117504, 169246), (118272, 168147), (118692, 167552), (119952, 165792), (120576, 164934), (123088, 161568), (124344, 159936), (125664, 158256), (128112, 155232), (130781, 152064), (133056, 149464), (135648, 146608), (137088, 145068), (137984, 144126), (138474, 143616), (140672, 141372)]