20676666

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{47207}}^1$

素因数の和:47285

約数の個数: 16

約数和(自身を含む): 41920704

約数和(自身を除く): 21244038

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 47207, 94414, 141621, 283242, 3446111, 6892222, 10338333, 20676666]

約数ペア:

[(1, 20676666), (2, 10338333), (3, 6892222), (6, 3446111), (73, 283242), (146, 141621), (219, 94414), (438, 47207)]