28440872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{187111}}^1$

素因数の和:187136

約数の個数: 16

約数和(自身を含む): 56133600

約数和(自身を除く): 27692728

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 187111, 374222, 748444, 1496888, 3555109, 7110218, 14220436, 28440872]

約数ペア:

[(1, 28440872), (2, 14220436), (4, 7110218), (8, 3555109), (19, 1496888), (38, 748444), (76, 374222), (152, 187111)]