19616409

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{53161}}^1$

素因数の和:53208

約数の個数: 12

約数和(自身を含む): 29026452

約数和(自身を除く): 9410043

約数列:

[1, 3, 9, 41, 123, 369, 53161, 159483, 478449, 2179601, 6538803, 19616409]

約数ペア:

[(1, 19616409), (3, 6538803), (9, 2179601), (41, 478449), (123, 159483), (369, 53161)]