680832018

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{518137}}^1$

素因数の和:518218

約数の個数: 24

約数和(自身を含む): 1495346268

約数和(自身を除く): 814514250

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 518137, 1036274, 1554411, 3108822, 4663233, 9326466, 37824001, 75648002, 113472003, 226944006, 340416009, 680832018]

約数ペア:

[(1, 680832018), (2, 340416009), (3, 226944006), (6, 113472003), (9, 75648002), (18, 37824001), (73, 9326466), (146, 4663233), (219, 3108822), (438, 1554411), (657, 1036274), (1314, 518137)]