164558404

素因数分解:

$2^2\times {\mathrm{71}}^2\times {\mathrm{8161}}^1$

素因数の和:8307

約数の個数: 18

約数和(自身を含む): 292126142

約数和(自身を除く): 127567738

約数列:

[1, 2, 4, 71, 142, 284, 5041, 8161, 10082, 16322, 20164, 32644, 579431, 1158862, 2317724, 41139601, 82279202, 164558404]

約数ペア:

[(1, 164558404), (2, 82279202), (4, 41139601), (71, 2317724), (142, 1158862), (284, 579431), (5041, 32644), (8161, 20164), (10082, 16322)]