12309008

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{17891}}^1$

素因数の和:17942

約数の個数: 20

約数和(自身を含む): 24404688

約数和(自身を除く): 12095680

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 17891, 35782, 71564, 143128, 286256, 769313, 1538626, 3077252, 6154504, 12309008]

約数ペア:

[(1, 12309008), (2, 6154504), (4, 3077252), (8, 1538626), (16, 769313), (43, 286256), (86, 143128), (172, 71564), (344, 35782), (688, 17891)]