20928705347

素因数分解:

${\mathrm{11}}^2\times {\mathrm{211}}^1\times {\mathrm{819737}}^1$

素因数の和:819970

約数の個数: 12

約数和(自身を含む): 23113332648

約数和(自身を除く): 2184627301

約数列:

[1, 11, 121, 211, 2321, 25531, 819737, 9017107, 99188177, 172964507, 1902609577, 20928705347]

約数ペア:

[(1, 20928705347), (11, 1902609577), (121, 172964507), (211, 99188177), (2321, 9017107), (25531, 819737)]