20419887488

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:226

約数の個数: 512

約数和(自身を含む): 58037575680

約数和(自身を除く): 37617688192

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 31, 32, 44, 52, 53, 56, 62, 64, 77, 88, 91, 97, 104, 106, 112, 124, 128, 143, 154, 176, 182, 194, 208, 212, 217, 224, 248, 286, 308, 341, 352, 364, 371, 388, 403, 416, 424, 434, 448, 496, 572, 583, 616, 679, 682, 689, 704, 728, 742, 776, 806, 832, 848, 868, 896, 992, 1001, 1067, 1144, 1166, 1232, 1261, 1358, 1364, 1378, 1408, 1456, 1484, 1552, 1612, 1643, 1664, 1696, 1736, 1984, 2002, 2134, 2288, 2332, 2387, 2464, 2522, 2716, 2728, 2756, 2821, 2912, 2968, 3007, 3104, 3224, 3286, 3392, 3472, 3968, 4004, 4081, 4268, 4433, 4576, 4664, 4774, 4823, 4928, 5044, 5141, 5432, 5456, 5512, 5642, 5824, 5936, 6014, 6208, 6448, 6572, 6784, 6944, 7469, 7579, 8008, 8162, 8536, 8827, 8866, 9152, 9328, 9548, 9646, 9856, 10088, 10282, 10864, 10912, 11024, 11284, 11501, 11648, 11872, 12028, 12416, 12896, 13144, 13871, 13888, 14938, 15158, 16016, 16324, 17072, 17654, 17732, 18073, 18304, 18656, 19096, 19292, 20176, 20564, 21049, 21359, 21728, 21824, 22048, 22568, 23002, 23744, 24056, 25792, 26288, 27742, 27776, 29876, 30316, 31031, 32032, 32648, 33077, 34144, 35308, 35464, 35987, 36146, 37312, 38192, 38584, 39091, 40352, 41128, 42098, 42718, 43456, 43648, 44096, 45136, 46004, 47488, 48112, 51584, 52576, 53053, 55484, 56551, 59752, 60632, 62062, 64064, 65296, 66154, 66833, 68288, 70616, 70928, 71974, 72292, 74624, 76384, 77168, 78182, 80704, 82256, 84196, 85436, 86912, 88192, 90272, 92008, 96224, 97097, 105152, 106106, 110968, 113102, 119504, 121264, 124124, 126511, 128128, 130592, 132308, 133666, 136576, 141232, 141856, 143948, 144584, 149513, 152768, 154336, 156364, 159371, 161408, 164512, 168392, 170872, 180544, 184016, 192448, 194194, 210304, 212212, 221936, 226204, 231539, 234949, 239008, 242528, 248248, 253022, 261184, 264616, 267332, 273637, 282464, 283712, 287896, 289168, 299026, 305536, 308672, 312728, 318742, 329024, 336784, 341744, 361088, 368032, 384896, 388388, 395857, 424424, 430001, 443872, 452408, 463078, 467831, 469898, 478016, 485056, 496496, 506044, 522368, 529232, 534664, 547274, 564928, 567424, 575792, 578336, 598052, 617344, 625456, 637484, 658048, 673568, 683488, 735163, 736064, 776776, 791714, 848848, 860002, 887744, 904816, 926156, 935662, 939796, 956032, 970112, 992992, 1012088, 1058464, 1069328, 1094548, 1115597, 1129856, 1151584, 1156672, 1196104, 1250912, 1274968, 1347136, 1366976, 1470326, 1472128, 1553552, 1583428, 1644643, 1697696, 1720004, 1753081, 1775488, 1809632, 1852312, 1871324, 1879592, 1985984, 2024176, 2071823, 2116928, 2138656, 2189096, 2231194, 2303168, 2313344, 2392208, 2501824, 2549936, 2694272, 2733952, 2940652, 3010007, 3107104, 3166856, 3289286, 3395392, 3440008, 3506162, 3619264, 3704624, 3742648, 3759184, 3971968, 4048352, 4143646, 4233856, 4277312, 4378192, 4462388, 4606336, 4784416, 5003648, 5099872, 5146141, 5881304, 6020014, 6214208, 6333712, 6578572, 6790784, 6880016, 7012324, 7238528, 7409248, 7485296, 7518368, 8096704, 8287292, 8554624, 8756384, 8924776, 9568832, 10199744, 10292282, 11762608, 12040028, 12271567, 12428416, 12667424, 13157144, 13760032, 14024648, 14502761, 14818496, 14970592, 15036736, 16193408, 16574584, 17512768, 17849552, 19137664, 20399488, 20584564, 22790053, 23525216, 24080056, 24543134, 25334848, 26314288, 27520064, 28049296, 29005522, 29636992, 29941184, 30073472, 33149168, 35025536, 35699104, 41169128, 45580106, 47050432, 48160112, 49086268, 50669696, 52628576, 55040128, 56098592, 58011044, 59882368, 66298336, 71398208, 82338256, 91160212, 94100864, 96320224, 98172536, 105257152, 112197184, 116022088, 132596672, 142796416, 159530371, 164676512, 182320424, 192640448, 196345072, 210514304, 224394368, 232044176, 265193344, 319060742, 329353024, 364640848, 385280896, 392690144, 464088352, 638121484, 658706048, 729281696, 785380288, 928176704, 1276242968, 1458563392, 1570760576, 1856353408, 2552485936, 2917126784, 5104971872, 10209943744, 20419887488]

約数ペア:

[(1, 20419887488), (2, 10209943744), (4, 5104971872), (7, 2917126784), (8, 2552485936), (11, 1856353408), (13, 1570760576), (14, 1458563392), (16, 1276242968), (22, 928176704), (26, 785380288), (28, 729281696), (31, 658706048), (32, 638121484), (44, 464088352), (52, 392690144), (53, 385280896), (56, 364640848), (62, 329353024), (64, 319060742), (77, 265193344), (88, 232044176), (91, 224394368), (97, 210514304), (104, 196345072), (106, 192640448), (112, 182320424), (124, 164676512), (128, 159530371), (143, 142796416), (154, 132596672), (176, 116022088), (182, 112197184), (194, 105257152), (208, 98172536), (212, 96320224), (217, 94100864), (224, 91160212), (248, 82338256), (286, 71398208), (308, 66298336), (341, 59882368), (352, 58011044), (364, 56098592), (371, 55040128), (388, 52628576), (403, 50669696), (416, 49086268), (424, 48160112), (434, 47050432), (448, 45580106), (496, 41169128), (572, 35699104), (583, 35025536), (616, 33149168), (679, 30073472), (682, 29941184), (689, 29636992), (704, 29005522), (728, 28049296), (742, 27520064), (776, 26314288), (806, 25334848), (832, 24543134), (848, 24080056), (868, 23525216), (896, 22790053), (992, 20584564), (1001, 20399488), (1067, 19137664), (1144, 17849552), (1166, 17512768), (1232, 16574584), (1261, 16193408), (1358, 15036736), (1364, 14970592), (1378, 14818496), (1408, 14502761), (1456, 14024648), (1484, 13760032), (1552, 13157144), (1612, 12667424), (1643, 12428416), (1664, 12271567), (1696, 12040028), (1736, 11762608), (1984, 10292282), (2002, 10199744), (2134, 9568832), (2288, 8924776), (2332, 8756384), (2387, 8554624), (2464, 8287292), (2522, 8096704), (2716, 7518368), (2728, 7485296), (2756, 7409248), (2821, 7238528), (2912, 7012324), (2968, 6880016), (3007, 6790784), (3104, 6578572), (3224, 6333712), (3286, 6214208), (3392, 6020014), (3472, 5881304), (3968, 5146141), (4004, 5099872), (4081, 5003648), (4268, 4784416), (4433, 4606336), (4576, 4462388), (4664, 4378192), (4774, 4277312), (4823, 4233856), (4928, 4143646), (5044, 4048352), (5141, 3971968), (5432, 3759184), (5456, 3742648), (5512, 3704624), (5642, 3619264), (5824, 3506162), (5936, 3440008), (6014, 3395392), (6208, 3289286), (6448, 3166856), (6572, 3107104), (6784, 3010007), (6944, 2940652), (7469, 2733952), (7579, 2694272), (8008, 2549936), (8162, 2501824), (8536, 2392208), (8827, 2313344), (8866, 2303168), (9152, 2231194), (9328, 2189096), (9548, 2138656), (9646, 2116928), (9856, 2071823), (10088, 2024176), (10282, 1985984), (10864, 1879592), (10912, 1871324), (11024, 1852312), (11284, 1809632), (11501, 1775488), (11648, 1753081), (11872, 1720004), (12028, 1697696), (12416, 1644643), (12896, 1583428), (13144, 1553552), (13871, 1472128), (13888, 1470326), (14938, 1366976), (15158, 1347136), (16016, 1274968), (16324, 1250912), (17072, 1196104), (17654, 1156672), (17732, 1151584), (18073, 1129856), (18304, 1115597), (18656, 1094548), (19096, 1069328), (19292, 1058464), (20176, 1012088), (20564, 992992), (21049, 970112), (21359, 956032), (21728, 939796), (21824, 935662), (22048, 926156), (22568, 904816), (23002, 887744), (23744, 860002), (24056, 848848), (25792, 791714), (26288, 776776), (27742, 736064), (27776, 735163), (29876, 683488), (30316, 673568), (31031, 658048), (32032, 637484), (32648, 625456), (33077, 617344), (34144, 598052), (35308, 578336), (35464, 575792), (35987, 567424), (36146, 564928), (37312, 547274), (38192, 534664), (38584, 529232), (39091, 522368), (40352, 506044), (41128, 496496), (42098, 485056), (42718, 478016), (43456, 469898), (43648, 467831), (44096, 463078), (45136, 452408), (46004, 443872), (47488, 430001), (48112, 424424), (51584, 395857), (52576, 388388), (53053, 384896), (55484, 368032), (56551, 361088), (59752, 341744), (60632, 336784), (62062, 329024), (64064, 318742), (65296, 312728), (66154, 308672), (66833, 305536), (68288, 299026), (70616, 289168), (70928, 287896), (71974, 283712), (72292, 282464), (74624, 273637), (76384, 267332), (77168, 264616), (78182, 261184), (80704, 253022), (82256, 248248), (84196, 242528), (85436, 239008), (86912, 234949), (88192, 231539), (90272, 226204), (92008, 221936), (96224, 212212), (97097, 210304), (105152, 194194), (106106, 192448), (110968, 184016), (113102, 180544), (119504, 170872), (121264, 168392), (124124, 164512), (126511, 161408), (128128, 159371), (130592, 156364), (132308, 154336), (133666, 152768), (136576, 149513), (141232, 144584), (141856, 143948)]