20804966571

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{14621}}^1\times {\mathrm{27901}}^1$

素因数の和:42542

約数の個数: 16

約数和(自身を含む): 29374779168

約数和(自身を除く): 8569812597

約数列:

[1, 3, 17, 51, 14621, 27901, 43863, 83703, 248557, 474317, 745671, 1422951, 407940521, 1223821563, 6934988857, 20804966571]

約数ペア:

[(1, 20804966571), (3, 6934988857), (17, 1223821563), (51, 407940521), (14621, 1422951), (27901, 745671), (43863, 474317), (83703, 248557)]