20164209

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{757}}^1$

素因数の和:1456

約数の個数: 16

約数和(自身を含む): 29034432

約数和(自身を除く): 8870223

約数列:

[1, 3, 13, 39, 683, 757, 2049, 2271, 8879, 9841, 26637, 29523, 517031, 1551093, 6721403, 20164209]

約数ペア:

[(1, 20164209), (3, 6721403), (13, 1551093), (39, 517031), (683, 29523), (757, 26637), (2049, 9841), (2271, 8879)]