20718245856

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{929}}^1$

素因数の和:1398

約数の個数: 288

約数和(自身を含む): 69250567680

約数和(自身を除く): 48532321824

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 96, 98, 112, 132, 147, 154, 168, 176, 196, 224, 231, 264, 294, 308, 336, 352, 392, 431, 462, 528, 539, 588, 616, 672, 784, 862, 924, 929, 1056, 1078, 1176, 1232, 1293, 1568, 1617, 1724, 1848, 1858, 2156, 2352, 2464, 2586, 2787, 3017, 3234, 3448, 3696, 3716, 4312, 4704, 4741, 5172, 5574, 6034, 6468, 6503, 6896, 7392, 7432, 8624, 9051, 9482, 10219, 10344, 11148, 12068, 12936, 13006, 13792, 14223, 14864, 17248, 18102, 18964, 19509, 20438, 20688, 21119, 22296, 24136, 25872, 26012, 28446, 29728, 30657, 33187, 36204, 37928, 39018, 40876, 41376, 42238, 44592, 45521, 48272, 51744, 52024, 56892, 61314, 63357, 66374, 71533, 72408, 75856, 78036, 81752, 84476, 89184, 91042, 96544, 99561, 104048, 113784, 122628, 126714, 132748, 136563, 143066, 144816, 151712, 156072, 163504, 168952, 182084, 199122, 208096, 214599, 227568, 232309, 245256, 253428, 265496, 273126, 286132, 289632, 312144, 327008, 337904, 364168, 398244, 400399, 429198, 455136, 464618, 490512, 500731, 506856, 530992, 546252, 572264, 624288, 675808, 696927, 728336, 796488, 800798, 858396, 929236, 981024, 1001462, 1013712, 1061984, 1092504, 1144528, 1201197, 1393854, 1456672, 1502193, 1592976, 1601596, 1716792, 1858472, 2002924, 2027424, 2185008, 2289056, 2402394, 2787708, 2802793, 3004386, 3185952, 3203192, 3433584, 3716944, 4005848, 4370016, 4404389, 4804788, 5575416, 5605586, 6008772, 6406384, 6867168, 7433888, 8011696, 8408379, 8808778, 9609576, 11150832, 11211172, 12017544, 12812768, 13213167, 16023392, 16816758, 17617556, 19219152, 19619551, 22301664, 22422344, 24035088, 26426334, 30830723, 33633516, 35235112, 38438304, 39239102, 44844688, 48070176, 52852668, 58858653, 61661446, 67267032, 70470224, 78478204, 89689376, 92492169, 105705336, 117717306, 123322892, 134534064, 140940448, 156956408, 184984338, 211410672, 215815061, 235434612, 246645784, 269068128, 313912816, 369968676, 422821344, 431630122, 470869224, 493291568, 627825632, 647445183, 739937352, 863260244, 941738448, 986583136, 1294890366, 1479874704, 1726520488, 1883476896, 2589780732, 2959749408, 3453040976, 5179561464, 6906081952, 10359122928, 20718245856]

約数ペア:

[(1, 20718245856), (2, 10359122928), (3, 6906081952), (4, 5179561464), (6, 3453040976), (7, 2959749408), (8, 2589780732), (11, 1883476896), (12, 1726520488), (14, 1479874704), (16, 1294890366), (21, 986583136), (22, 941738448), (24, 863260244), (28, 739937352), (32, 647445183), (33, 627825632), (42, 493291568), (44, 470869224), (48, 431630122), (49, 422821344), (56, 369968676), (66, 313912816), (77, 269068128), (84, 246645784), (88, 235434612), (96, 215815061), (98, 211410672), (112, 184984338), (132, 156956408), (147, 140940448), (154, 134534064), (168, 123322892), (176, 117717306), (196, 105705336), (224, 92492169), (231, 89689376), (264, 78478204), (294, 70470224), (308, 67267032), (336, 61661446), (352, 58858653), (392, 52852668), (431, 48070176), (462, 44844688), (528, 39239102), (539, 38438304), (588, 35235112), (616, 33633516), (672, 30830723), (784, 26426334), (862, 24035088), (924, 22422344), (929, 22301664), (1056, 19619551), (1078, 19219152), (1176, 17617556), (1232, 16816758), (1293, 16023392), (1568, 13213167), (1617, 12812768), (1724, 12017544), (1848, 11211172), (1858, 11150832), (2156, 9609576), (2352, 8808778), (2464, 8408379), (2586, 8011696), (2787, 7433888), (3017, 6867168), (3234, 6406384), (3448, 6008772), (3696, 5605586), (3716, 5575416), (4312, 4804788), (4704, 4404389), (4741, 4370016), (5172, 4005848), (5574, 3716944), (6034, 3433584), (6468, 3203192), (6503, 3185952), (6896, 3004386), (7392, 2802793), (7432, 2787708), (8624, 2402394), (9051, 2289056), (9482, 2185008), (10219, 2027424), (10344, 2002924), (11148, 1858472), (12068, 1716792), (12936, 1601596), (13006, 1592976), (13792, 1502193), (14223, 1456672), (14864, 1393854), (17248, 1201197), (18102, 1144528), (18964, 1092504), (19509, 1061984), (20438, 1013712), (20688, 1001462), (21119, 981024), (22296, 929236), (24136, 858396), (25872, 800798), (26012, 796488), (28446, 728336), (29728, 696927), (30657, 675808), (33187, 624288), (36204, 572264), (37928, 546252), (39018, 530992), (40876, 506856), (41376, 500731), (42238, 490512), (44592, 464618), (45521, 455136), (48272, 429198), (51744, 400399), (52024, 398244), (56892, 364168), (61314, 337904), (63357, 327008), (66374, 312144), (71533, 289632), (72408, 286132), (75856, 273126), (78036, 265496), (81752, 253428), (84476, 245256), (89184, 232309), (91042, 227568), (96544, 214599), (99561, 208096), (104048, 199122), (113784, 182084), (122628, 168952), (126714, 163504), (132748, 156072), (136563, 151712), (143066, 144816)]