20183891

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{757}}^1$

素因数の和:1070

約数の個数: 16

約数和(自身を含む): 24959424

約数和(自身を除く): 4775533

約数列:

[1, 7, 13, 91, 293, 757, 2051, 3809, 5299, 9841, 26663, 68887, 221801, 1552607, 2883413, 20183891]

約数ペア:

[(1, 20183891), (7, 2883413), (13, 1552607), (91, 221801), (293, 68887), (757, 26663), (2051, 9841), (3809, 5299)]