18341305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{491}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 22860288

約数和(自身を除く): 4518983

約数列:

[1, 5, 31, 155, 241, 491, 1205, 2455, 7471, 15221, 37355, 76105, 118331, 591655, 3668261, 18341305]

約数ペア:

[(1, 18341305), (5, 3668261), (31, 591655), (155, 118331), (241, 76105), (491, 37355), (1205, 15221), (2455, 7471)]