20162572

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{13963}}^1$

素因数の和:14005

約数の個数: 18

約数和(自身を含む): 37241988

約数和(自身を除く): 17079416

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 13963, 27926, 55852, 265297, 530594, 1061188, 5040643, 10081286, 20162572]

約数ペア:

[(1, 20162572), (2, 10081286), (4, 5040643), (19, 1061188), (38, 530594), (76, 265297), (361, 55852), (722, 27926), (1444, 13963)]