20337825

素因数分解:

$3^1\times 5^2\times {\mathrm{373}}^1\times {\mathrm{727}}^1$

素因数の和:1113

約数の個数: 24

約数和(自身を含む): 33761728

約数和(自身を除く): 13423903

約数列:

[1, 3, 5, 15, 25, 75, 373, 727, 1119, 1865, 2181, 3635, 5595, 9325, 10905, 18175, 27975, 54525, 271171, 813513, 1355855, 4067565, 6779275, 20337825]

約数ペア:

[(1, 20337825), (3, 6779275), (5, 4067565), (15, 1355855), (25, 813513), (75, 271171), (373, 54525), (727, 27975), (1119, 18175), (1865, 10905), (2181, 9325), (3635, 5595)]