20205175

素因数分解:

$5^2\times {\mathrm{557}}^1\times {\mathrm{1451}}^1$

素因数の和:2018

約数の個数: 12

約数和(自身を含む): 25116696

約数和(自身を除く): 4911521

約数列:

[1, 5, 25, 557, 1451, 2785, 7255, 13925, 36275, 808207, 4041035, 20205175]

約数ペア:

[(1, 20205175), (5, 4041035), (25, 808207), (557, 36275), (1451, 13925), (2785, 7255)]