18347399

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1373}}^1$

素因数の和:1486

約数の個数: 16

約数和(自身を含む): 22159872

約数和(自身を除く): 3812473

約数列:

[1, 7, 23, 83, 161, 581, 1373, 1909, 9611, 13363, 31579, 113959, 221053, 797713, 2621057, 18347399]

約数ペア:

[(1, 18347399), (7, 2621057), (23, 797713), (83, 221053), (161, 113959), (581, 31579), (1373, 13363), (1909, 9611)]