20417816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{150131}}^1$

素因数の和:150154

約数の個数: 16

約数和(自身を含む): 40535640

約数和(自身を除く): 20117824

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 150131, 300262, 600524, 1201048, 2552227, 5104454, 10208908, 20417816]

約数ペア:

[(1, 20417816), (2, 10208908), (4, 5104454), (8, 2552227), (17, 1201048), (34, 600524), (68, 300262), (136, 150131)]