20202281

素因数分解:

${\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{839}}^1$

素因数の和:1060

約数の個数: 12

約数和(自身を含む): 22344000

約数和(自身を除く): 2141719

約数列:

[1, 11, 121, 199, 839, 2189, 9229, 24079, 101519, 166961, 1836571, 20202281]

約数ペア:

[(1, 20202281), (11, 1836571), (121, 166961), (199, 101519), (839, 24079), (2189, 9229)]