18537454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8011}}^1$

素因数の和:8115

約数の個数: 16

約数和(自身を含む): 30285360

約数和(自身を除く): 11747906

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 8011, 16022, 104143, 208286, 712979, 1425958, 9268727, 18537454]

約数ペア:

[(1, 18537454), (2, 9268727), (13, 1425958), (26, 712979), (89, 208286), (178, 104143), (1157, 16022), (2314, 8011)]