is it possible to have only one stand alone .exe file and portable

[Alex22]

Hi,
Is it possible in Qt version "qt-opensource-windows-x86-mingw491_opengl-5.4.2" to have only one .exe that all other files like .dll's and pictures be put into that .exe file.
Now I must to put .dll's and other files beside of .exe file that i need all thing to be into one .exe file.

it is needed to have 1-stand alone and 2-portable .exe together

thanks for any help