18342387

素因数分解:

$3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{811}}^1$

素因数の和:1183

約数の個数: 24

約数和(自身を含む): 30401280

約数和(自身を除く): 12058893

約数列:

[1, 3, 7, 9, 21, 63, 359, 811, 1077, 2433, 2513, 3231, 5677, 7299, 7539, 17031, 22617, 51093, 291149, 873447, 2038043, 2620341, 6114129, 18342387]

約数ペア:

[(1, 18342387), (3, 6114129), (7, 2620341), (9, 2038043), (21, 873447), (63, 291149), (359, 51093), (811, 22617), (1077, 17031), (2433, 7539), (2513, 7299), (3231, 5677)]