20177135

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5167}}^1$

素因数の和:5254

約数の個数: 16

約数和(自身を含む): 26790912

約数和(自身を除く): 6613777

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 5167, 25835, 56837, 284185, 366857, 1834285, 4035427, 20177135]

約数ペア:

[(1, 20177135), (5, 4035427), (11, 1834285), (55, 366857), (71, 284185), (355, 56837), (781, 25835), (3905, 5167)]