20348679

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16831}}^1$

素因数の和:16878

約数の個数: 16

約数和(自身を含む): 30162944

約数和(自身を除く): 9814265

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 16831, 50493, 218803, 521761, 656409, 1565283, 6782893, 20348679]

約数ペア:

[(1, 20348679), (3, 6782893), (13, 1565283), (31, 656409), (39, 521761), (93, 218803), (403, 50493), (1209, 16831)]