19376019

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{12739}}^1$

素因数の和:12771

約数の個数: 18

約数和(自身を含む): 30308460

約数和(自身を除く): 10932441

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 12739, 38217, 114651, 165607, 496821, 1490463, 2152891, 6458673, 19376019]

約数ペア:

[(1, 19376019), (3, 6458673), (9, 2152891), (13, 1490463), (39, 496821), (117, 165607), (169, 114651), (507, 38217), (1521, 12739)]