18909143

素因数分解:

${\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:382

約数の個数: 16

約数和(自身を含む): 21168000

約数和(自身を除く): 2258857

約数列:

[1, 11, 83, 139, 149, 913, 1529, 1639, 11537, 12367, 20711, 126907, 136037, 227821, 1719013, 18909143]

約数ペア:

[(1, 18909143), (11, 1719013), (83, 227821), (139, 136037), (149, 126907), (913, 20711), (1529, 12367), (1639, 11537)]