18710145

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10141}}^1$

素因数の和:10193

約数の個数: 24

約数和(自身を含む): 33225192

約数和(自身を除く): 14515047

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 10141, 30423, 50705, 91269, 152115, 415781, 456345, 1247343, 2078905, 3742029, 6236715, 18710145]

約数ペア:

[(1, 18710145), (3, 6236715), (5, 3742029), (9, 2078905), (15, 1247343), (41, 456345), (45, 415781), (123, 152115), (205, 91269), (369, 50705), (615, 30423), (1845, 10141)]