# Nombres amicaux
def sdiv(n):
  s=0
  for i in range(1,n):
    if n%i==0:
      s=s+i
  return(s)

def ami(n,p):
  for i in range(1,n+1):
    for j in range(i+1,p+1):
      if sdiv(i)==j and sdiv(j)==i:
        print(i,j)