16540456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{121621}}^1$

素因数の和:121644

約数の個数: 16

約数和(自身を含む): 32837940

約数和(自身を除く): 16297484

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 121621, 243242, 486484, 972968, 2067557, 4135114, 8270228, 16540456]

約数ペア:

[(1, 16540456), (2, 8270228), (4, 4135114), (8, 2067557), (17, 972968), (34, 486484), (68, 243242), (136, 121621)]