20625512

素因数分解:

$2^3\times {\mathrm{263}}^1\times {\mathrm{9803}}^1$

素因数の和:10072

約数の個数: 16

約数和(自身を含む): 38823840

約数和(自身を除く): 18198328

約数列:

[1, 2, 4, 8, 263, 526, 1052, 2104, 9803, 19606, 39212, 78424, 2578189, 5156378, 10312756, 20625512]

約数ペア:

[(1, 20625512), (2, 10312756), (4, 5156378), (8, 2578189), (263, 78424), (526, 39212), (1052, 19606), (2104, 9803)]