20565372971

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{459469}}^1$

素因数の和:459806

約数の個数: 16

約数和(自身を含む): 24237961440

約数和(自身を除く): 3672588469

約数列:

[1, 11, 13, 143, 313, 3443, 4069, 44759, 459469, 5054159, 5973097, 65704067, 143813797, 1581951767, 1869579361, 20565372971]

約数ペア:

[(1, 20565372971), (11, 1869579361), (13, 1581951767), (143, 143813797), (313, 65704067), (3443, 5973097), (4069, 5054159), (44759, 459469)]