Belching after eating and pain is due to acid peptic disease
.Please take Rabeprazole
1.6 x 1.3 cm lesion in the right lobe of the liver can be Haemangioma.It is the commonest benign tumour of the liver.
Instead of CT or MRI,go for Ultrasound
abdomen.If the lesion is suspicious go for CT/MRI.
If there is unbearable pain,take anti inflammatory drug.
If you come back with Ultrasound abdomen report,i can clarify further.
Wish you good health