2195408

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{3191}}^1$

素因数の和:3242

約数の個数: 20

約数和(自身を含む): 4353888

約数和(自身を除く): 2158480

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 3191, 6382, 12764, 25528, 51056, 137213, 274426, 548852, 1097704, 2195408]

約数ペア:

[(1, 2195408), (2, 1097704), (4, 548852), (8, 274426), (16, 137213), (43, 51056), (86, 25528), (172, 12764), (344, 6382), (688, 3191)]