smallest number divisible by every number between 1 and 20

gistfile1.txt

def smallest_divisible
  check = 40
  i = 2
  divisible_by_all = false
  while !divisible_by_all && i <= 20
      remainder = check % i
      if remainder == 0 && i == 20
        divisible_by_all = true
      elsif remainder != 0
        check += 1
        i = 2
      else
        i += 1  
      end
  end
  puts check
end



the answer is 232792560