2020105235

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{19717}}^1$

素因数の和:20414

約数の個数: 16

約数和(自身を含む): 2506236672

約数和(自身を除く): 486131437

約数列:

[1, 5, 31, 155, 661, 3305, 19717, 20491, 98585, 102455, 611227, 3056135, 13032937, 65164685, 404021047, 2020105235]

約数ペア:

[(1, 2020105235), (5, 404021047), (31, 65164685), (155, 13032937), (661, 3056135), (3305, 611227), (19717, 102455), (20491, 98585)]