18528479991

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1523849}}^1$

素因数の和:1524055

約数の個数: 24

約数和(自身を含む): 30745197600

約数和(自身を除く): 12216717609

約数列:

[1, 3, 7, 9, 21, 63, 193, 579, 1351, 1737, 4053, 12159, 1523849, 4571547, 10666943, 13714641, 32000829, 96002487, 294102857, 882308571, 2058719999, 2646925713, 6176159997, 18528479991]

約数ペア:

[(1, 18528479991), (3, 6176159997), (7, 2646925713), (9, 2058719999), (21, 882308571), (63, 294102857), (193, 96002487), (579, 32000829), (1351, 13714641), (1737, 10666943), (4053, 4571547), (12159, 1523849)]