678289904

素因数分解:

$2^4\times {\mathrm{2113}}^1\times {\mathrm{20063}}^1$

素因数の和:22184

約数の個数: 20

約数和(自身を含む): 1314874176

約数和(自身を除く): 636584272

約数列:

[1, 2, 4, 8, 16, 2113, 4226, 8452, 16904, 20063, 33808, 40126, 80252, 160504, 321008, 42393119, 84786238, 169572476, 339144952, 678289904]

約数ペア:

[(1, 678289904), (2, 339144952), (4, 169572476), (8, 84786238), (16, 42393119), (2113, 321008), (4226, 160504), (8452, 80252), (16904, 40126), (20063, 33808)]