28240336

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{41047}}^1$

素因数の和:41098

約数の個数: 20

約数和(自身を含む): 55989472

約数和(自身を除く): 27749136

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 41047, 82094, 164188, 328376, 656752, 1765021, 3530042, 7060084, 14120168, 28240336]

約数ペア:

[(1, 28240336), (2, 14120168), (4, 7060084), (8, 3530042), (16, 1765021), (43, 656752), (86, 328376), (172, 164188), (344, 82094), (688, 41047)]