80520786

素因数分解:

$2^1\times 3^2\times {\mathrm{4473377}}^1$

素因数の和:4473385

約数の個数: 12

約数和(自身を含む): 174461742

約数和(自身を除く): 93940956

約数列:

[1, 2, 3, 6, 9, 18, 4473377, 8946754, 13420131, 26840262, 40260393, 80520786]

約数ペア:

[(1, 80520786), (2, 40260393), (3, 26840262), (6, 13420131), (9, 8946754), (18, 4473377)]