20034790

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{22511}}^1$

素因数の和:22607

約数の個数: 16

約数和(自身を含む): 36469440

約数和(自身を除く): 16434650

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 22511, 45022, 112555, 225110, 2003479, 4006958, 10017395, 20034790]

約数ペア:

[(1, 20034790), (2, 10017395), (5, 4006958), (10, 2003479), (89, 225110), (178, 112555), (445, 45022), (890, 22511)]