20970050

素因数分解:

$2^1\times 5^2\times {\mathrm{419401}}^1$

素因数の和:419413

約数の個数: 12

約数和(自身を含む): 39004386

約数和(自身を除く): 18034336

約数列:

[1, 2, 5, 10, 25, 50, 419401, 838802, 2097005, 4194010, 10485025, 20970050]

約数ペア:

[(1, 20970050), (2, 10485025), (5, 4194010), (10, 2097005), (25, 838802), (50, 419401)]