22787404

素因数分解:

$2^2\times {\mathrm{61}}^2\times {\mathrm{1531}}^1$

素因数の和:1657

約数の個数: 18

約数和(自身を含む): 40568892

約数和(自身を除く): 17781488

約数列:

[1, 2, 4, 61, 122, 244, 1531, 3062, 3721, 6124, 7442, 14884, 93391, 186782, 373564, 5696851, 11393702, 22787404]

約数ペア:

[(1, 22787404), (2, 11393702), (4, 5696851), (61, 373564), (122, 186782), (244, 93391), (1531, 14884), (3062, 7442), (3721, 6124)]