20512201972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{301650029}}^1$

素因数の和:301650050

約数の個数: 12

約数和(自身を含む): 38007903780

約数和(自身を除く): 17495701808

約数列:

[1, 2, 4, 17, 34, 68, 301650029, 603300058, 1206600116, 5128050493, 10256100986, 20512201972]

約数ペア:

[(1, 20512201972), (2, 10256100986), (4, 5128050493), (17, 1206600116), (34, 603300058), (68, 301650029)]