18703323

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1639

約数の個数: 24

約数和(自身を含む): 28554240

約数和(自身を除く): 9850917

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 387, 1333, 1559, 3999, 4677, 11997, 14031, 48329, 67037, 144987, 201111, 434961, 603333, 2078147, 6234441, 18703323]

約数ペア:

[(1, 18703323), (3, 6234441), (9, 2078147), (31, 603333), (43, 434961), (93, 201111), (129, 144987), (279, 67037), (387, 48329), (1333, 14031), (1559, 11997), (3999, 4677)]