20680728431

素因数分解:

${\mathrm{11}}^2\times {\mathrm{1549}}^1\times {\mathrm{110339}}^1$

素因数の和:111910

約数の個数: 12

約数和(自身を含む): 22746591000

約数和(自身を除く): 2065862569

約数列:

[1, 11, 121, 1549, 17039, 110339, 187429, 1213729, 13351019, 170915111, 1880066221, 20680728431]

約数ペア:

[(1, 20680728431), (11, 1880066221), (121, 170915111), (1549, 13351019), (17039, 1213729), (110339, 187429)]