20212461988

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{39788311}}^1$

素因数の和:39788442

約数の個数: 12

約数和(自身を含む): 35650327552

約数和(自身を除く): 15437865564

約数列:

[1, 2, 4, 127, 254, 508, 39788311, 79576622, 159153244, 5053115497, 10106230994, 20212461988]

約数ペア:

[(1, 20212461988), (2, 10106230994), (4, 5053115497), (127, 159153244), (254, 79576622), (508, 39788311)]