20123701839

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131527463}}^1$

素因数の和:131527486

約数の個数: 12

約数和(自身を含む): 30777426576

約数和(自身を除く): 10653724737

約数列:

[1, 3, 9, 17, 51, 153, 131527463, 394582389, 1183747167, 2235966871, 6707900613, 20123701839]

約数ペア:

[(1, 20123701839), (3, 6707900613), (9, 2235966871), (17, 1183747167), (51, 394582389), (153, 131527463)]