20249736

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1583}}^1$

素因数の和:1646

約数の個数: 64

約数和(自身を含む): 55883520

約数和(自身を除く): 35633784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 41, 52, 78, 82, 104, 123, 156, 164, 246, 312, 328, 492, 533, 984, 1066, 1583, 1599, 2132, 3166, 3198, 4264, 4749, 6332, 6396, 9498, 12664, 12792, 18996, 20579, 37992, 41158, 61737, 64903, 82316, 123474, 129806, 164632, 194709, 246948, 259612, 389418, 493896, 519224, 778836, 843739, 1557672, 1687478, 2531217, 3374956, 5062434, 6749912, 10124868, 20249736]

約数ペア:

[(1, 20249736), (2, 10124868), (3, 6749912), (4, 5062434), (6, 3374956), (8, 2531217), (12, 1687478), (13, 1557672), (24, 843739), (26, 778836), (39, 519224), (41, 493896), (52, 389418), (78, 259612), (82, 246948), (104, 194709), (123, 164632), (156, 129806), (164, 123474), (246, 82316), (312, 64903), (328, 61737), (492, 41158), (533, 37992), (984, 20579), (1066, 18996), (1583, 12792), (1599, 12664), (2132, 9498), (3166, 6396), (3198, 6332), (4264, 4749)]