20272516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1069}}^1$

素因数の和:1515

約数の個数: 24

約数和(自身を含む): 38828160

約数和(自身を除く): 18555644

約数列:

[1, 2, 4, 11, 22, 44, 431, 862, 1069, 1724, 2138, 4276, 4741, 9482, 11759, 18964, 23518, 47036, 460739, 921478, 1842956, 5068129, 10136258, 20272516]

約数ペア:

[(1, 20272516), (2, 10136258), (4, 5068129), (11, 1842956), (22, 921478), (44, 460739), (431, 47036), (862, 23518), (1069, 18964), (1724, 11759), (2138, 9482), (4276, 4741)]