18730071

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{263}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 27963936

約数和(自身を除く): 9233865

約数列:

[1, 3, 9, 41, 123, 193, 263, 369, 579, 789, 1737, 2367, 7913, 10783, 23739, 32349, 50759, 71217, 97047, 152277, 456831, 2081119, 6243357, 18730071]

約数ペア:

[(1, 18730071), (3, 6243357), (9, 2081119), (41, 456831), (123, 152277), (193, 97047), (263, 71217), (369, 50759), (579, 32349), (789, 23739), (1737, 10783), (2367, 7913)]