16640726

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{839}}^1$

素因数の和:1099

約数の個数: 16

約数和(自身を含む): 25643520

約数和(自身を除く): 9002794

約数列:

[1, 2, 47, 94, 211, 422, 839, 1678, 9917, 19834, 39433, 78866, 177029, 354058, 8320363, 16640726]

約数ペア:

[(1, 16640726), (2, 8320363), (47, 354058), (94, 177029), (211, 78866), (422, 39433), (839, 19834), (1678, 9917)]