20707212903

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{40842629}}^1$

素因数の和:40842658

約数の個数: 12

約数和(自身を含む): 29896805160

約数和(自身を除く): 9189592257

約数列:

[1, 3, 13, 39, 169, 507, 40842629, 122527887, 530954177, 1592862531, 6902404301, 20707212903]

約数ペア:

[(1, 20707212903), (3, 6902404301), (13, 1592862531), (39, 530954177), (169, 122527887), (507, 40842629)]