20227564

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8117}}^1$

素因数の和:8217

約数の個数: 24

約数和(自身を含む): 40914720

約数和(自身を除く): 20687156

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 8117, 16234, 32468, 56819, 113638, 227276, 722413, 1444826, 2889652, 5056891, 10113782, 20227564]

約数ペア:

[(1, 20227564), (2, 10113782), (4, 5056891), (7, 2889652), (14, 1444826), (28, 722413), (89, 227276), (178, 113638), (356, 56819), (623, 32468), (1246, 16234), (2492, 8117)]