20763043

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4447}}^1$

素因数の和:4506

約数の個数: 16

約数和(自身を含む): 25620480

約数和(自身を除く): 4857437

約数列:

[1, 7, 23, 29, 161, 203, 667, 4447, 4669, 31129, 102281, 128963, 715967, 902741, 2966149, 20763043]

約数ペア:

[(1, 20763043), (7, 2966149), (23, 902741), (29, 715967), (161, 128963), (203, 102281), (667, 31129), (4447, 4669)]