20736651

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31277}}^1$

素因数の和:31310

約数の個数: 16

約数和(自身を含む): 31528224

約数和(自身を除く): 10791573

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 31277, 93831, 406601, 531709, 1219803, 1595127, 6912217, 20736651]

約数ペア:

[(1, 20736651), (3, 6912217), (13, 1595127), (17, 1219803), (39, 531709), (51, 406601), (221, 93831), (663, 31277)]