19057525

素因数分解:

$5^2\times {\mathrm{401}}^1\times {\mathrm{1901}}^1$

素因数の和:2312

約数の個数: 12

約数和(自身を含む): 23702724

約数和(自身を除く): 4645199

約数列:

[1, 5, 25, 401, 1901, 2005, 9505, 10025, 47525, 762301, 3811505, 19057525]

約数ペア:

[(1, 19057525), (5, 3811505), (25, 762301), (401, 47525), (1901, 10025), (2005, 9505)]