20776847

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7873}}^1$

素因数の和:7922

約数の個数: 16

約数和(自身を含む): 26456640

約数和(自身を除く): 5679793

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 7873, 55111, 102349, 228317, 716443, 1598219, 2968121, 20776847]

約数ペア:

[(1, 20776847), (7, 2968121), (13, 1598219), (29, 716443), (91, 228317), (203, 102349), (377, 55111), (2639, 7873)]