18679814

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{859}}^1$

素因数の和:1075

約数の個数: 16

約数和(自身を含む): 28607040

約数和(自身を除く): 9927226

約数列:

[1, 2, 83, 131, 166, 262, 859, 1718, 10873, 21746, 71297, 112529, 142594, 225058, 9339907, 18679814]

約数ペア:

[(1, 18679814), (2, 9339907), (83, 225058), (131, 142594), (166, 112529), (262, 71297), (859, 21746), (1718, 10873)]