205541456

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{36809}}^1$

素因数の和:37166

約数の個数: 20

約数和(自身を含む): 399388500

約数和(自身を除く): 193847044

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 5584, 36809, 73618, 147236, 294472, 588944, 12846341, 25692682, 51385364, 102770728, 205541456]

約数ペア:

[(1, 205541456), (2, 102770728), (4, 51385364), (8, 25692682), (16, 12846341), (349, 588944), (698, 294472), (1396, 147236), (2792, 73618), (5584, 36809)]