20679698

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7297}}^1$

素因数の和:7421

約数の個数: 16

約数和(自身を含む): 33716760

約数和(自身を除く): 13037062

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 7297, 14594, 94861, 189722, 795373, 1590746, 10339849, 20679698]

約数ペア:

[(1, 20679698), (2, 10339849), (13, 1590746), (26, 795373), (109, 189722), (218, 94861), (1417, 14594), (2834, 7297)]