20486918144

素因数分解:

$2^{12}\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3821}}^1$

素因数の和:3880

約数の個数: 208

約数和(自身を含む): 54096771456

約数和(自身を除く): 33609853312

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 64, 68, 77, 88, 112, 119, 128, 136, 154, 176, 187, 224, 238, 256, 272, 308, 352, 374, 448, 476, 512, 544, 616, 704, 748, 896, 952, 1024, 1088, 1232, 1309, 1408, 1496, 1792, 1904, 2048, 2176, 2464, 2618, 2816, 2992, 3584, 3808, 3821, 4096, 4352, 4928, 5236, 5632, 5984, 7168, 7616, 7642, 8704, 9856, 10472, 11264, 11968, 14336, 15232, 15284, 17408, 19712, 20944, 22528, 23936, 26747, 28672, 30464, 30568, 34816, 39424, 41888, 42031, 45056, 47872, 53494, 60928, 61136, 64957, 69632, 78848, 83776, 84062, 95744, 106988, 121856, 122272, 129914, 157696, 167552, 168124, 191488, 213976, 243712, 244544, 259828, 294217, 315392, 335104, 336248, 382976, 427952, 454699, 487424, 489088, 519656, 588434, 670208, 672496, 714527, 765952, 855904, 909398, 978176, 1039312, 1176868, 1340416, 1344992, 1429054, 1711808, 1818796, 1956352, 2078624, 2353736, 2680832, 2689984, 2858108, 3423616, 3637592, 3912704, 4157248, 4707472, 5001689, 5361664, 5379968, 5716216, 6847232, 7275184, 7825408, 8314496, 9414944, 10003378, 10759936, 11432432, 13694464, 14550368, 15650816, 16628992, 18829888, 20006756, 21519872, 22864864, 27388928, 29100736, 33257984, 37659776, 40013512, 43039744, 45729728, 54777856, 58201472, 66515968, 75319552, 80027024, 86079488, 91459456, 109555712, 116402944, 133031936, 150639104, 160054048, 172158976, 182918912, 232805888, 266063872, 301278208, 320108096, 365837824, 465611776, 602556416, 640216192, 731675648, 931223552, 1205112832, 1280432384, 1463351296, 1862447104, 2560864768, 2926702592, 5121729536, 10243459072, 20486918144]

約数ペア:

[(1, 20486918144), (2, 10243459072), (4, 5121729536), (7, 2926702592), (8, 2560864768), (11, 1862447104), (14, 1463351296), (16, 1280432384), (17, 1205112832), (22, 931223552), (28, 731675648), (32, 640216192), (34, 602556416), (44, 465611776), (56, 365837824), (64, 320108096), (68, 301278208), (77, 266063872), (88, 232805888), (112, 182918912), (119, 172158976), (128, 160054048), (136, 150639104), (154, 133031936), (176, 116402944), (187, 109555712), (224, 91459456), (238, 86079488), (256, 80027024), (272, 75319552), (308, 66515968), (352, 58201472), (374, 54777856), (448, 45729728), (476, 43039744), (512, 40013512), (544, 37659776), (616, 33257984), (704, 29100736), (748, 27388928), (896, 22864864), (952, 21519872), (1024, 20006756), (1088, 18829888), (1232, 16628992), (1309, 15650816), (1408, 14550368), (1496, 13694464), (1792, 11432432), (1904, 10759936), (2048, 10003378), (2176, 9414944), (2464, 8314496), (2618, 7825408), (2816, 7275184), (2992, 6847232), (3584, 5716216), (3808, 5379968), (3821, 5361664), (4096, 5001689), (4352, 4707472), (4928, 4157248), (5236, 3912704), (5632, 3637592), (5984, 3423616), (7168, 2858108), (7616, 2689984), (7642, 2680832), (8704, 2353736), (9856, 2078624), (10472, 1956352), (11264, 1818796), (11968, 1711808), (14336, 1429054), (15232, 1344992), (15284, 1340416), (17408, 1176868), (19712, 1039312), (20944, 978176), (22528, 909398), (23936, 855904), (26747, 765952), (28672, 714527), (30464, 672496), (30568, 670208), (34816, 588434), (39424, 519656), (41888, 489088), (42031, 487424), (45056, 454699), (47872, 427952), (53494, 382976), (60928, 336248), (61136, 335104), (64957, 315392), (69632, 294217), (78848, 259828), (83776, 244544), (84062, 243712), (95744, 213976), (106988, 191488), (121856, 168124), (122272, 167552), (129914, 157696)]