20563336

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{151201}}^1$

素因数の和:151224

約数の個数: 16

約数和(自身を含む): 40824540

約数和(自身を除く): 20261204

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 151201, 302402, 604804, 1209608, 2570417, 5140834, 10281668, 20563336]

約数ペア:

[(1, 20563336), (2, 10281668), (4, 5140834), (8, 2570417), (17, 1209608), (34, 604804), (68, 302402), (136, 151201)]