20054395

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{433}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 24685920

約数和(自身を除く): 4631525

約数列:

[1, 5, 59, 157, 295, 433, 785, 2165, 9263, 25547, 46315, 67981, 127735, 339905, 4010879, 20054395]

約数ペア:

[(1, 20054395), (5, 4010879), (59, 339905), (157, 127735), (295, 67981), (433, 46315), (785, 25547), (2165, 9263)]