20156870

素因数分解:

$2^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{2843}}^1$

素因数の和:3559

約数の個数: 16

約数和(自身を含む): 36346320

約数和(自身を除く): 16189450

約数列:

[1, 2, 5, 10, 709, 1418, 2843, 3545, 5686, 7090, 14215, 28430, 2015687, 4031374, 10078435, 20156870]

約数ペア:

[(1, 20156870), (2, 10078435), (5, 4031374), (10, 2015687), (709, 28430), (1418, 14215), (2843, 7090), (3545, 5686)]