20161288

素因数分解:

$2^3\times 7^1\times {\mathrm{360023}}^1$

素因数の和:360036

約数の個数: 16

約数和(自身を含む): 43202880

約数和(自身を除く): 23041592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 360023, 720046, 1440092, 2520161, 2880184, 5040322, 10080644, 20161288]

約数ペア:

[(1, 20161288), (2, 10080644), (4, 5040322), (7, 2880184), (8, 2520161), (14, 1440092), (28, 720046), (56, 360023)]