20466589

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8419}}^1$

素因数の和:8460

約数の個数: 16

約数和(自身を含む): 25462080

約数和(自身を除く): 4995491

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 8419, 92609, 109447, 143123, 1203917, 1574353, 1860599, 20466589]

約数ペア:

[(1, 20466589), (11, 1860599), (13, 1574353), (17, 1203917), (143, 143123), (187, 109447), (221, 92609), (2431, 8419)]