20629670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{121351}}^1$

素因数の和:121375

約数の個数: 16

約数和(自身を含む): 39318048

約数和(自身を除く): 18688378

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 121351, 242702, 606755, 1213510, 2062967, 4125934, 10314835, 20629670]

約数ペア:

[(1, 20629670), (2, 10314835), (5, 4125934), (10, 2062967), (17, 1213510), (34, 606755), (85, 242702), (170, 121351)]