20008416

素因数分解:

$2^5\times 3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:224

約数の個数: 96

約数和(自身を含む): 55617408

約数和(自身を除く): 35608992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 43, 48, 74, 86, 96, 111, 129, 131, 148, 172, 222, 258, 262, 296, 344, 393, 444, 516, 524, 592, 688, 786, 888, 1032, 1048, 1184, 1376, 1572, 1591, 1776, 2064, 2096, 3144, 3182, 3552, 4128, 4192, 4773, 4847, 5633, 6288, 6364, 9546, 9694, 11266, 12576, 12728, 14541, 16899, 19092, 19388, 22532, 25456, 29082, 33798, 38184, 38776, 45064, 50912, 58164, 67596, 76368, 77552, 90128, 116328, 135192, 152736, 155104, 180256, 208421, 232656, 270384, 416842, 465312, 540768, 625263, 833684, 1250526, 1667368, 2501052, 3334736, 5002104, 6669472, 10004208, 20008416]

約数ペア:

[(1, 20008416), (2, 10004208), (3, 6669472), (4, 5002104), (6, 3334736), (8, 2501052), (12, 1667368), (16, 1250526), (24, 833684), (32, 625263), (37, 540768), (43, 465312), (48, 416842), (74, 270384), (86, 232656), (96, 208421), (111, 180256), (129, 155104), (131, 152736), (148, 135192), (172, 116328), (222, 90128), (258, 77552), (262, 76368), (296, 67596), (344, 58164), (393, 50912), (444, 45064), (516, 38776), (524, 38184), (592, 33798), (688, 29082), (786, 25456), (888, 22532), (1032, 19388), (1048, 19092), (1184, 16899), (1376, 14541), (1572, 12728), (1591, 12576), (1776, 11266), (2064, 9694), (2096, 9546), (3144, 6364), (3182, 6288), (3552, 5633), (4128, 4847), (4192, 4773)]