20087188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{863}}^1$

素因数の和:924

約数の個数: 36

約数和(自身を含む): 40134528

約数和(自身を除く): 20047340

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 529, 863, 1012, 1058, 1726, 2116, 3452, 5819, 9493, 11638, 18986, 19849, 23276, 37972, 39698, 79396, 218339, 436678, 456527, 873356, 913054, 1826108, 5021797, 10043594, 20087188]

約数ペア:

[(1, 20087188), (2, 10043594), (4, 5021797), (11, 1826108), (22, 913054), (23, 873356), (44, 456527), (46, 436678), (92, 218339), (253, 79396), (506, 39698), (529, 37972), (863, 23276), (1012, 19849), (1058, 18986), (1726, 11638), (2116, 9493), (3452, 5819)]