19658044

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8887}}^1$

素因数の和:8977

約数の個数: 24

約数和(自身を含む): 39818240

約数和(自身を除く): 20160196

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 8887, 17774, 35548, 62209, 124418, 248836, 702073, 1404146, 2808292, 4914511, 9829022, 19658044]

約数ペア:

[(1, 19658044), (2, 9829022), (4, 4914511), (7, 2808292), (14, 1404146), (28, 702073), (79, 248836), (158, 124418), (316, 62209), (553, 35548), (1106, 17774), (2212, 8887)]