12309872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{40493}}^1$

素因数の和:40520

約数の個数: 20

約数和(自身を含む): 25106280

約数和(自身を除く): 12796408

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 40493, 80986, 161972, 323944, 647888, 769367, 1538734, 3077468, 6154936, 12309872]

約数ペア:

[(1, 12309872), (2, 6154936), (4, 3077468), (8, 1538734), (16, 769367), (19, 647888), (38, 323944), (76, 161972), (152, 80986), (304, 40493)]