19789029

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{18793}}^1$

素因数の和:18818

約数の個数: 20

約数和(自身を含む): 31837036

約数和(自身を除く): 12048007

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 18793, 56379, 169137, 244309, 507411, 732927, 1522233, 2198781, 6596343, 19789029]

約数ペア:

[(1, 19789029), (3, 6596343), (9, 2198781), (13, 1522233), (27, 732927), (39, 507411), (81, 244309), (117, 169137), (351, 56379), (1053, 18793)]