20161842831

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1239737}}^1$

素因数の和:1239895

約数の個数: 24

約数和(自身を含む): 31588524240

約数和(自身を除く): 11426681409

約数列:

[1, 3, 9, 13, 39, 117, 139, 417, 1251, 1807, 5421, 16263, 1239737, 3719211, 11157633, 16116581, 48349743, 145049229, 172323443, 516970329, 1550910987, 2240204759, 6720614277, 20161842831]

約数ペア:

[(1, 20161842831), (3, 6720614277), (9, 2240204759), (13, 1550910987), (39, 516970329), (117, 172323443), (139, 145049229), (417, 48349743), (1251, 16116581), (1807, 11157633), (5421, 3719211), (16263, 1239737)]