18812662

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{12763}}^1$

素因数の和:12843

約数の個数: 16

約数和(自身を含む): 31246272

約数和(自身を除く): 12433610

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 12763, 25526, 140393, 280786, 855121, 1710242, 9406331, 18812662]

約数ペア:

[(1, 18812662), (2, 9406331), (11, 1710242), (22, 855121), (67, 280786), (134, 140393), (737, 25526), (1474, 12763)]