20552812

素因数分解:

$2^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1471}}^1$

素因数の和:1981

約数の個数: 24

約数和(自身を含む): 41216000

約数和(自身を除く): 20663188

約数列:

[1, 2, 4, 7, 14, 28, 499, 998, 1471, 1996, 2942, 3493, 5884, 6986, 10297, 13972, 20594, 41188, 734029, 1468058, 2936116, 5138203, 10276406, 20552812]

約数ペア:

[(1, 20552812), (2, 10276406), (4, 5138203), (7, 2936116), (14, 1468058), (28, 734029), (499, 41188), (998, 20594), (1471, 13972), (1996, 10297), (2942, 6986), (3493, 5884)]