19691335

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2063}}^1$

素因数の和:2174

約数の個数: 16

約数和(自身を含む): 24966144

約数和(自身を除く): 5274809

約数列:

[1, 5, 23, 83, 115, 415, 1909, 2063, 9545, 10315, 47449, 171229, 237245, 856145, 3938267, 19691335]

約数ペア:

[(1, 19691335), (5, 3938267), (23, 856145), (83, 237245), (115, 171229), (415, 47449), (1909, 10315), (2063, 9545)]