bsod need help

I have a memory management blue screen of death. the stop code thing is 0x0000001A i cant get more because it just stays on for a few seconds. i did a memory test on it. It said there was a hardware problem, but when it turned back on nothing popped up saying what it was. i have a dell inspirion with a intel i5 with 2.27ghz, 4gb ddr3 sdram. what do i need to do. if u need anymore info just tell me i will try too get it.