19897174

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53201}}^1$

素因数の和:53231

約数の個数: 16

約数和(自身を含む): 34474896

約数和(自身を除く): 14577722

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 53201, 106402, 585211, 904417, 1170422, 1808834, 9948587, 19897174]

約数ペア:

[(1, 19897174), (2, 9948587), (11, 1808834), (17, 1170422), (22, 904417), (34, 585211), (187, 106402), (374, 53201)]