You were made by 2 people, who were made by 4 people, who were made by 8 people... etc. Not including siblings. 
ඔයාව හැදුවේ 2 දෙනෙක්, 4 දෙනෙක් හැදුවා, 8 දෙනෙක් හැදුවා... ආදී වශයෙන් සහෝදර සහෝදරියන් ඇතුළු නොවේ. 