12920508

素因数分解:

$2^2\times 3^2\times {\mathrm{358903}}^1$

素因数の和:358913

約数の個数: 18

約数和(自身を含む): 32660264

約数和(自身を除く): 19739756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 358903, 717806, 1076709, 1435612, 2153418, 3230127, 4306836, 6460254, 12920508]

約数ペア:

[(1, 12920508), (2, 6460254), (3, 4306836), (4, 3230127), (6, 2153418), (9, 1435612), (12, 1076709), (18, 717806), (36, 358903)]