20615294

素因数分解:

$2^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{2131}}^1$

素因数の和:2831

約数の個数: 16

約数和(自身を含む): 35408256

約数和(自身を除く): 14792962

約数列:

[1, 2, 7, 14, 691, 1382, 2131, 4262, 4837, 9674, 14917, 29834, 1472521, 2945042, 10307647, 20615294]

約数ペア:

[(1, 20615294), (2, 10307647), (7, 2945042), (14, 1472521), (691, 29834), (1382, 14917), (2131, 9674), (4262, 4837)]