20527378

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3907}}^1$

素因数の和:4017

約数の個数: 16

約数和(自身を含む): 32076864

約数和(自身を除く): 11549486

約数列:

[1, 2, 37, 71, 74, 142, 2627, 3907, 5254, 7814, 144559, 277397, 289118, 554794, 10263689, 20527378]

約数ペア:

[(1, 20527378), (2, 10263689), (37, 554794), (71, 289118), (74, 277397), (142, 144559), (2627, 7814), (3907, 5254)]