20026655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 27433728

約数和(自身を除く): 7407073

約数列:

[1, 5, 11, 41, 55, 83, 107, 205, 415, 451, 535, 913, 1177, 2255, 3403, 4387, 4565, 5885, 8881, 17015, 21935, 37433, 44405, 48257, 97691, 187165, 241285, 364121, 488455, 1820605, 4005331, 20026655]

約数ペア:

[(1, 20026655), (5, 4005331), (11, 1820605), (41, 488455), (55, 364121), (83, 241285), (107, 187165), (205, 97691), (415, 48257), (451, 44405), (535, 37433), (913, 21935), (1177, 17015), (2255, 8881), (3403, 5885), (4387, 4565)]