Formula to convert 20.6 liters to gallons is to multiply 20.6 by 0.264172 (this is the value for 1 liter to gallon).
Convert 20.6 Liters to Gallons results
20.6 x 0.264172052 = 5.44194427944
20.6 l = 5.44 gal
To conclude the answer for 20.6 liters is five point forty four gallons