20013184513

素因数分解:

$7^2\times {\mathrm{647}}^1\times {\mathrm{631271}}^1$

素因数の和:631932

約数の個数: 12

約数和(自身を含む): 23316662592

約数和(自身を除く): 3303478079

約数列:

[1, 7, 49, 647, 4529, 31703, 631271, 4418897, 30932279, 408432337, 2859026359, 20013184513]

約数ペア:

[(1, 20013184513), (7, 2859026359), (49, 408432337), (647, 30932279), (4529, 4418897), (31703, 631271)]