2018358719

素因数分解:

${\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{397}}^1\times {\mathrm{449}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 2228720400

約数和(自身を除く): 210361681

約数列:

[1, 13, 67, 169, 397, 449, 871, 5161, 5837, 11323, 26599, 30083, 67093, 75881, 178253, 345787, 391079, 2317289, 4495231, 5084027, 11942951, 30124757, 155258363, 2018358719]

約数ペア:

[(1, 2018358719), (13, 155258363), (67, 30124757), (169, 11942951), (397, 5084027), (449, 4495231), (871, 2317289), (5161, 391079), (5837, 345787), (11323, 178253), (26599, 75881), (30083, 67093)]