20258928

素因数分解:

$2^4\times 3^2\times {\mathrm{269}}^1\times {\mathrm{523}}^1$

素因数の和:806

約数の個数: 60

約数和(自身を含む): 57016440

約数和(自身を除く): 36757512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 269, 523, 538, 807, 1046, 1076, 1569, 1614, 2092, 2152, 2421, 3138, 3228, 4184, 4304, 4707, 4842, 6276, 6456, 8368, 9414, 9684, 12552, 12912, 18828, 19368, 25104, 37656, 38736, 75312, 140687, 281374, 422061, 562748, 844122, 1125496, 1266183, 1688244, 2250992, 2532366, 3376488, 5064732, 6752976, 10129464, 20258928]

約数ペア:

[(1, 20258928), (2, 10129464), (3, 6752976), (4, 5064732), (6, 3376488), (8, 2532366), (9, 2250992), (12, 1688244), (16, 1266183), (18, 1125496), (24, 844122), (36, 562748), (48, 422061), (72, 281374), (144, 140687), (269, 75312), (523, 38736), (538, 37656), (807, 25104), (1046, 19368), (1076, 18828), (1569, 12912), (1614, 12552), (2092, 9684), (2152, 9414), (2421, 8368), (3138, 6456), (3228, 6276), (4184, 4842), (4304, 4707)]