20320846

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{111653}}^1$

素因数の和:111675

約数の個数: 16

約数和(自身を含む): 37515744

約数和(自身を除く): 17194898

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 111653, 223306, 781571, 1451489, 1563142, 2902978, 10160423, 20320846]

約数ペア:

[(1, 20320846), (2, 10160423), (7, 2902978), (13, 1563142), (14, 1451489), (26, 781571), (91, 223306), (182, 111653)]