20480508

素因数分解:

$2^2\times 3^2\times {\mathrm{568903}}^1$

素因数の和:568913

約数の個数: 18

約数和(自身を含む): 51770264

約数和(自身を除く): 31289756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 568903, 1137806, 1706709, 2275612, 3413418, 5120127, 6826836, 10240254, 20480508]

約数ペア:

[(1, 20480508), (2, 10240254), (3, 6826836), (4, 5120127), (6, 3413418), (9, 2275612), (12, 1706709), (18, 1137806), (36, 568903)]