20215956

素因数分解:

$2^2\times 3^1\times {\mathrm{337}}^1\times {\mathrm{4999}}^1$

素因数の和:5343

約数の個数: 24

約数和(自身を含む): 47320000

約数和(自身を除く): 27104044

約数列:

[1, 2, 3, 4, 6, 12, 337, 674, 1011, 1348, 2022, 4044, 4999, 9998, 14997, 19996, 29994, 59988, 1684663, 3369326, 5053989, 6738652, 10107978, 20215956]

約数ペア:

[(1, 20215956), (2, 10107978), (3, 6738652), (4, 5053989), (6, 3369326), (12, 1684663), (337, 59988), (674, 29994), (1011, 19996), (1348, 14997), (2022, 9998), (4044, 4999)]