31894768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{104917}}^1$

素因数の和:104944

約数の個数: 20

約数和(自身を含む): 65049160

約数和(自身を除く): 33154392

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 104917, 209834, 419668, 839336, 1678672, 1993423, 3986846, 7973692, 15947384, 31894768]

約数ペア:

[(1, 31894768), (2, 15947384), (4, 7973692), (8, 3986846), (16, 1993423), (19, 1678672), (38, 839336), (76, 419668), (152, 209834), (304, 104917)]