18170726

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{68311}}^1$

素因数の和:68339

約数の個数: 16

約数和(自身を含む): 32789760

約数和(自身を除く): 14619034

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 68311, 136622, 478177, 956354, 1297909, 2595818, 9085363, 18170726]

約数ペア:

[(1, 18170726), (2, 9085363), (7, 2595818), (14, 1297909), (19, 956354), (38, 478177), (133, 136622), (266, 68311)]