20442294

素因数分解:

$2^1\times 3^4\times {\mathrm{257}}^1\times {\mathrm{491}}^1$

素因数の和:762

約数の個数: 40

約数和(自身を含む): 46077768

約数和(自身を除く): 25635474

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 257, 491, 514, 771, 982, 1473, 1542, 2313, 2946, 4419, 4626, 6939, 8838, 13257, 13878, 20817, 26514, 39771, 41634, 79542, 126187, 252374, 378561, 757122, 1135683, 2271366, 3407049, 6814098, 10221147, 20442294]

約数ペア:

[(1, 20442294), (2, 10221147), (3, 6814098), (6, 3407049), (9, 2271366), (18, 1135683), (27, 757122), (54, 378561), (81, 252374), (162, 126187), (257, 79542), (491, 41634), (514, 39771), (771, 26514), (982, 20817), (1473, 13878), (1542, 13257), (2313, 8838), (2946, 6939), (4419, 4626)]