20354609

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1948

約数の個数: 16

約数和(自身を含む): 23721984

約数和(自身を除く): 3367375

約数列:

[1, 11, 23, 43, 253, 473, 989, 1871, 10879, 20581, 43033, 80453, 473363, 884983, 1850419, 20354609]

約数ペア:

[(1, 20354609), (11, 1850419), (23, 884983), (43, 473363), (253, 80453), (473, 43033), (989, 20581), (1871, 10879)]