18672056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 40219200

約数和(自身を除く): 21547144

約数列:

[1, 2, 4, 8, 13, 26, 29, 41, 52, 58, 82, 104, 116, 151, 164, 232, 302, 328, 377, 533, 604, 754, 1066, 1189, 1208, 1508, 1963, 2132, 2378, 3016, 3926, 4264, 4379, 4756, 6191, 7852, 8758, 9512, 12382, 15457, 15704, 17516, 24764, 30914, 35032, 49528, 56927, 61828, 80483, 113854, 123656, 160966, 179539, 227708, 321932, 359078, 455416, 643864, 718156, 1436312, 2334007, 4668014, 9336028, 18672056]

約数ペア:

[(1, 18672056), (2, 9336028), (4, 4668014), (8, 2334007), (13, 1436312), (26, 718156), (29, 643864), (41, 455416), (52, 359078), (58, 321932), (82, 227708), (104, 179539), (116, 160966), (151, 123656), (164, 113854), (232, 80483), (302, 61828), (328, 56927), (377, 49528), (533, 35032), (604, 30914), (754, 24764), (1066, 17516), (1189, 15704), (1208, 15457), (1508, 12382), (1963, 9512), (2132, 8758), (2378, 7852), (3016, 6191), (3926, 4756), (4264, 4379)]