20794600804

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{17988409}}^1$

素因数の和:17988447

約数の個数: 18

約数和(自身を含む): 38657093090

約数和(自身を除く): 17862492286

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 17988409, 35976818, 71953636, 305802953, 611605906, 1223211812, 5198650201, 10397300402, 20794600804]

約数ペア:

[(1, 20794600804), (2, 10397300402), (4, 5198650201), (17, 1223211812), (34, 611605906), (68, 305802953), (289, 71953636), (578, 35976818), (1156, 17988409)]