28247216

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{41057}}^1$

素因数の和:41108

約数の個数: 20

約数和(自身を含む): 56003112

約数和(自身を除く): 27755896

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 41057, 82114, 164228, 328456, 656912, 1765451, 3530902, 7061804, 14123608, 28247216]

約数ペア:

[(1, 28247216), (2, 14123608), (4, 7061804), (8, 3530902), (16, 1765451), (43, 656912), (86, 328456), (172, 164228), (344, 82114), (688, 41057)]