20161488391

素因数分解:

${\mathrm{11}}^2\times {\mathrm{389}}^1\times {\mathrm{428339}}^1$

素因数の和:428750

約数の個数: 12

約数和(自身を含む): 22217995800

約数和(自身を除く): 2056507409

約数列:

[1, 11, 121, 389, 4279, 47069, 428339, 4711729, 51829019, 166623871, 1832862581, 20161488391]

約数ペア:

[(1, 20161488391), (11, 1832862581), (121, 166623871), (389, 51829019), (4279, 4711729), (47069, 428339)]