20547761

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{761}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 23213568

約数和(自身を除く): 2665807

約数列:

[1, 13, 31, 67, 403, 761, 871, 2077, 9893, 23591, 27001, 50987, 306683, 662831, 1580597, 20547761]

約数ペア:

[(1, 20547761), (13, 1580597), (31, 662831), (67, 306683), (403, 50987), (761, 27001), (871, 23591), (2077, 9893)]