20316464

素因数分解:

$2^4\times 7^1\times {\mathrm{181397}}^1$

素因数の和:181412

約数の個数: 20

約数和(自身を含む): 44986704

約数和(自身を除く): 24670240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 181397, 362794, 725588, 1269779, 1451176, 2539558, 2902352, 5079116, 10158232, 20316464]

約数ペア:

[(1, 20316464), (2, 10158232), (4, 5079116), (7, 2902352), (8, 2539558), (14, 1451176), (16, 1269779), (28, 725588), (56, 362794), (112, 181397)]