28478872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{187361}}^1$

素因数の和:187386

約数の個数: 16

約数和(自身を含む): 56208600

約数和(自身を除く): 27729728

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 187361, 374722, 749444, 1498888, 3559859, 7119718, 14239436, 28478872]

約数ペア:

[(1, 28478872), (2, 14239436), (4, 7119718), (8, 3559859), (19, 1498888), (38, 749444), (76, 374722), (152, 187361)]