15615376

素因数分解:

$2^4\times 7^1\times {\mathrm{139423}}^1$

素因数の和:139438

約数の個数: 20

約数和(自身を含む): 34577152

約数和(自身を除く): 18961776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139423, 278846, 557692, 975961, 1115384, 1951922, 2230768, 3903844, 7807688, 15615376]

約数ペア:

[(1, 15615376), (2, 7807688), (4, 3903844), (7, 2230768), (8, 1951922), (14, 1115384), (16, 975961), (28, 557692), (56, 278846), (112, 139423)]