19660635

素因数分解:

$3^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1217}}^1$

素因数の和:1587

約数の個数: 24

約数和(自身を含む): 34201440

約数和(自身を除く): 14540805

約数列:

[1, 3, 5, 9, 15, 45, 359, 1077, 1217, 1795, 3231, 3651, 5385, 6085, 10953, 16155, 18255, 54765, 436903, 1310709, 2184515, 3932127, 6553545, 19660635]

約数ペア:

[(1, 19660635), (3, 6553545), (5, 3932127), (9, 2184515), (15, 1310709), (45, 436903), (359, 54765), (1077, 18255), (1217, 16155), (1795, 10953), (3231, 6085), (3651, 5385)]