18708908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{275131}}^1$

素因数の和:275152

約数の個数: 12

約数和(自身を含む): 34666632

約数和(自身を除く): 15957724

約数列:

[1, 2, 4, 17, 34, 68, 275131, 550262, 1100524, 4677227, 9354454, 18708908]

約数ペア:

[(1, 18708908), (2, 9354454), (4, 4677227), (17, 1100524), (34, 550262), (68, 275131)]