20161621295

素因数分解:

$5^1\times {\mathrm{359}}^1\times {\mathrm{821}}^1\times {\mathrm{13681}}^1$

素因数の和:14866

約数の個数: 16

約数和(自身を含む): 24292664640

約数和(自身を除く): 4131043345

約数列:

[1, 5, 359, 821, 1795, 4105, 13681, 68405, 294739, 1473695, 4911479, 11232101, 24557395, 56160505, 4032324259, 20161621295]

約数ペア:

[(1, 20161621295), (5, 4032324259), (359, 56160505), (821, 24557395), (1795, 11232101), (4105, 4911479), (13681, 1473695), (68405, 294739)]