20495489

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5939}}^1$

素因数の和:5992

約数の個数: 16

約数和(自身を含む): 25660800

約数和(自身を除く): 5165311

約数列:

[1, 7, 17, 29, 119, 203, 493, 3451, 5939, 41573, 100963, 172231, 706741, 1205617, 2927927, 20495489]

約数ペア:

[(1, 20495489), (7, 2927927), (17, 1205617), (29, 706741), (119, 172231), (203, 100963), (493, 41573), (3451, 5939)]