20816446

素因数分解:

$2^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{2843}}^1$

素因数の和:3375

約数の個数: 16

約数和(自身を含む): 35766144

約数和(自身を除く): 14949698

約数列:

[1, 2, 7, 14, 523, 1046, 2843, 3661, 5686, 7322, 19901, 39802, 1486889, 2973778, 10408223, 20816446]

約数ペア:

[(1, 20816446), (2, 10408223), (7, 2973778), (14, 1486889), (523, 39802), (1046, 19901), (2843, 7322), (3661, 5686)]