20640873

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{36793}}^1$

素因数の和:36824

約数の個数: 16

約数和(自身を含む): 31790016

約数和(自身を除く): 11149143

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 36793, 110379, 404723, 625481, 1214169, 1876443, 6880291, 20640873]

約数ペア:

[(1, 20640873), (3, 6880291), (11, 1876443), (17, 1214169), (33, 625481), (51, 404723), (187, 110379), (561, 36793)]