320049918

素因数分解:

$2^1\times 3^2\times {\mathrm{17780551}}^1$

素因数の和:17780559

約数の個数: 12

約数和(自身を含む): 693441528

約数和(自身を除く): 373391610

約数列:

[1, 2, 3, 6, 9, 18, 17780551, 35561102, 53341653, 106683306, 160024959, 320049918]

約数ペア:

[(1, 320049918), (2, 160024959), (3, 106683306), (6, 53341653), (9, 35561102), (18, 17780551)]