20822525

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{11731}}^1$

素因数の和:11812

約数の個数: 12

約数和(自身を含む): 26185824

約数和(自身を除く): 5363299

約数列:

[1, 5, 25, 71, 355, 1775, 11731, 58655, 293275, 832901, 4164505, 20822525]

約数ペア:

[(1, 20822525), (5, 4164505), (25, 832901), (71, 293275), (355, 58655), (1775, 11731)]