20424758

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{2243}}^1$

素因数の和:2431

約数の個数: 16

約数和(自身を含む): 31909680

約数和(自身を除く): 11484922

約数列:

[1, 2, 29, 58, 157, 314, 2243, 4486, 4553, 9106, 65047, 130094, 352151, 704302, 10212379, 20424758]

約数ペア:

[(1, 20424758), (2, 10212379), (29, 704302), (58, 352151), (157, 130094), (314, 65047), (2243, 9106), (4486, 4553)]