20388566

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31957}}^1$

素因数の和:31999

約数の個数: 16

約数和(自身を含む): 34514640

約数和(自身を除く): 14126074

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 31957, 63914, 351527, 703054, 926753, 1853506, 10194283, 20388566]

約数ペア:

[(1, 20388566), (2, 10194283), (11, 1853506), (22, 926753), (29, 703054), (58, 351527), (319, 63914), (638, 31957)]