81788828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{80819}}^1$

素因数の和:80857

約数の個数: 24

約数和(自身を含む): 162933120

約数和(自身を除く): 81144292

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 80819, 161638, 323276, 889009, 1778018, 1858837, 3556036, 3717674, 7435348, 20447207, 40894414, 81788828]

約数ペア:

[(1, 81788828), (2, 40894414), (4, 20447207), (11, 7435348), (22, 3717674), (23, 3556036), (44, 1858837), (46, 1778018), (92, 889009), (253, 323276), (506, 161638), (1012, 80819)]