20215751912

素因数分解:

$2^3\times {\mathrm{5693}}^1\times {\mathrm{443873}}^1$

素因数の和:449572

約数の個数: 16

約数和(自身を含む): 37911278340

約数和(自身を除く): 17695526428

約数列:

[1, 2, 4, 8, 5693, 11386, 22772, 45544, 443873, 887746, 1775492, 3550984, 2526968989, 5053937978, 10107875956, 20215751912]

約数ペア:

[(1, 20215751912), (2, 10107875956), (4, 5053937978), (8, 2526968989), (5693, 3550984), (11386, 1775492), (22772, 887746), (45544, 443873)]