19379564

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{3539}}^1$

素因数の和:3617

約数の個数: 18

約数和(自身を含む): 34865460

約数和(自身を除く): 15485896

約数列:

[1, 2, 4, 37, 74, 148, 1369, 2738, 3539, 5476, 7078, 14156, 130943, 261886, 523772, 4844891, 9689782, 19379564]

約数ペア:

[(1, 19379564), (2, 9689782), (4, 4844891), (37, 523772), (74, 261886), (148, 130943), (1369, 14156), (2738, 7078), (3539, 5476)]