20187098696

素因数分解:

$2^3\times {\mathrm{431}}^1\times {\mathrm{5854727}}^1$

素因数の和:5855164

約数の個数: 16

約数和(自身を含む): 37938637440

約数和(自身を除く): 17751538744

約数列:

[1, 2, 4, 8, 431, 862, 1724, 3448, 5854727, 11709454, 23418908, 46837816, 2523387337, 5046774674, 10093549348, 20187098696]

約数ペア:

[(1, 20187098696), (2, 10093549348), (4, 5046774674), (8, 2523387337), (431, 46837816), (862, 23418908), (1724, 11709454), (3448, 5854727)]