19440399

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{7457}}^1$

素因数の和:7550

約数の個数: 16

約数和(自身を含む): 28638720

約数和(自身を除く): 9198321

約数列:

[1, 3, 11, 33, 79, 237, 869, 2607, 7457, 22371, 82027, 246081, 589103, 1767309, 6480133, 19440399]

約数ペア:

[(1, 19440399), (3, 6480133), (11, 1767309), (33, 589103), (79, 246081), (237, 82027), (869, 22371), (2607, 7457)]