20435331

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{7103}}^1$

素因数の和:7250

約数の個数: 16

約数和(自身を含む): 31371264

約数和(自身を除く): 10935933

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 7103, 21309, 49721, 149163, 973111, 2919333, 6811777, 20435331]

約数ペア:

[(1, 20435331), (3, 6811777), (7, 2919333), (21, 973111), (137, 149163), (411, 49721), (959, 21309), (2877, 7103)]