18752409

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{12329}}^1$

素因数の和:12361

約数の個数: 18

約数和(自身を含む): 29333070

約数和(自身を除く): 10580661

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 12329, 36987, 110961, 160277, 480831, 1442493, 2083601, 6250803, 18752409]

約数ペア:

[(1, 18752409), (3, 6250803), (9, 2083601), (13, 1442493), (39, 480831), (117, 160277), (169, 110961), (507, 36987), (1521, 12329)]