8421808

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{12241}}^1$

素因数の和:12292

約数の個数: 20

約数和(自身を含む): 16698088

約数和(自身を除く): 8276280

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 12241, 24482, 48964, 97928, 195856, 526363, 1052726, 2105452, 4210904, 8421808]

約数ペア:

[(1, 8421808), (2, 4210904), (4, 2105452), (8, 1052726), (16, 526363), (43, 195856), (86, 97928), (172, 48964), (344, 24482), (688, 12241)]