20425886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{34157}}^1$

素因数の和:34195

約数の個数: 16

約数和(自身を含む): 34431264

約数和(自身を除く): 14005378

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 34157, 68314, 444041, 785611, 888082, 1571222, 10212943, 20425886]

約数ペア:

[(1, 20425886), (2, 10212943), (13, 1571222), (23, 888082), (26, 785611), (46, 444041), (299, 68314), (598, 34157)]