80747886

素因数分解:

$2^1\times 3^1\times {\mathrm{673}}^1\times {\mathrm{19997}}^1$

素因数の和:20675

約数の個数: 16

約数和(自身を含む): 161743824

約数和(自身を除く): 80995938

約数列:

[1, 2, 3, 6, 673, 1346, 2019, 4038, 19997, 39994, 59991, 119982, 13457981, 26915962, 40373943, 80747886]

約数ペア:

[(1, 80747886), (2, 40373943), (3, 26915962), (6, 13457981), (673, 119982), (1346, 59991), (2019, 39994), (4038, 19997)]