63855856

素因数分解:

$2^4\times {\mathrm{997}}^1\times {\mathrm{4003}}^1$

素因数の和:5008

約数の個数: 20

約数和(自身を含む): 123875752

約数和(自身を除く): 60019896

約数列:

[1, 2, 4, 8, 16, 997, 1994, 3988, 4003, 7976, 8006, 15952, 16012, 32024, 64048, 3990991, 7981982, 15963964, 31927928, 63855856]

約数ペア:

[(1, 63855856), (2, 31927928), (4, 15963964), (8, 7981982), (16, 3990991), (997, 64048), (1994, 32024), (3988, 16012), (4003, 15952), (7976, 8006)]