18290655

素因数分解:

$3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1511}}^1$

素因数の和:1791

約数の個数: 24

約数和(自身を含む): 31842720

約数和(自身を除く): 13552065

約数列:

[1, 3, 5, 9, 15, 45, 269, 807, 1345, 1511, 2421, 4035, 4533, 7555, 12105, 13599, 22665, 67995, 406459, 1219377, 2032295, 3658131, 6096885, 18290655]

約数ペア:

[(1, 18290655), (3, 6096885), (5, 3658131), (9, 2032295), (15, 1219377), (45, 406459), (269, 67995), (807, 22665), (1345, 13599), (1511, 12105), (2421, 7555), (4035, 4533)]