18136287

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{409}}^1$

素因数の和:807

約数の個数: 24

約数和(自身を含む): 28355600

約数和(自身を除く): 10219313

約数列:

[1, 3, 9, 13, 39, 117, 379, 409, 1137, 1227, 3411, 3681, 4927, 5317, 14781, 15951, 44343, 47853, 155011, 465033, 1395099, 2015143, 6045429, 18136287]

約数ペア:

[(1, 18136287), (3, 6045429), (9, 2015143), (13, 1395099), (39, 465033), (117, 155011), (379, 47853), (409, 44343), (1137, 15951), (1227, 14781), (3411, 5317), (3681, 4927)]