19008837

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{2153}}^1$

素因数の和:2274

約数の個数: 20

約数和(自身を含む): 28669740

約数和(自身を除く): 9660903

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2153, 2943, 6459, 8829, 19377, 58131, 174393, 234677, 704031, 2112093, 6336279, 19008837]

約数ペア:

[(1, 19008837), (3, 6336279), (9, 2112093), (27, 704031), (81, 234677), (109, 174393), (327, 58131), (981, 19377), (2153, 8829), (2943, 6459)]