20139567

素因数分解:

$3^1\times 7^1\times {\mathrm{751}}^1\times {\mathrm{1277}}^1$

素因数の和:2038

約数の個数: 16

約数和(自身を含む): 30753792

約数和(自身を除く): 10614225

約数列:

[1, 3, 7, 21, 751, 1277, 2253, 3831, 5257, 8939, 15771, 26817, 959027, 2877081, 6713189, 20139567]

約数ペア:

[(1, 20139567), (3, 6713189), (7, 2877081), (21, 959027), (751, 26817), (1277, 15771), (2253, 8939), (3831, 5257)]