9171728

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{13331}}^1$

素因数の和:13382

約数の個数: 20

約数和(自身を含む): 18184848

約数和(自身を除く): 9013120

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 13331, 26662, 53324, 106648, 213296, 573233, 1146466, 2292932, 4585864, 9171728]

約数ペア:

[(1, 9171728), (2, 4585864), (4, 2292932), (8, 1146466), (16, 573233), (43, 213296), (86, 106648), (172, 53324), (344, 26662), (688, 13331)]