18836225

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{25981}}^1$

素因数の和:26020

約数の個数: 12

約数和(自身を含む): 24163260

約数和(自身を除く): 5327035

約数列:

[1, 5, 25, 29, 145, 725, 25981, 129905, 649525, 753449, 3767245, 18836225]

約数ペア:

[(1, 18836225), (5, 3767245), (25, 753449), (29, 649525), (145, 129905), (725, 25981)]