208526992

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{19717}}^1$

素因数の和:20386

約数の個数: 20

約数和(自身を含む): 404652796

約数和(自身を除く): 196125804

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 5288, 10576, 19717, 39434, 78868, 157736, 315472, 13032937, 26065874, 52131748, 104263496, 208526992]

約数ペア:

[(1, 208526992), (2, 104263496), (4, 52131748), (8, 26065874), (16, 13032937), (661, 315472), (1322, 157736), (2644, 78868), (5288, 39434), (10576, 19717)]