19626874

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{2543}}^1$

素因数の和:2789

約数の個数: 16

約数和(自身を含む): 31321728

約数和(自身を除く): 11694854

約数列:

[1, 2, 17, 34, 227, 454, 2543, 3859, 5086, 7718, 43231, 86462, 577261, 1154522, 9813437, 19626874]

約数ペア:

[(1, 19626874), (2, 9813437), (17, 1154522), (34, 577261), (227, 86462), (454, 43231), (2543, 7718), (3859, 5086)]