20964502559

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{230149}}^1$

素因数の和:230200

約数の個数: 36

約数和(自身を含む): 28808335800

約数和(自身を除く): 7843833241

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 169, 539, 637, 1001, 1183, 1859, 7007, 8281, 13013, 91091, 230149, 1611043, 2531639, 2991937, 11277301, 17721473, 20943559, 32911307, 38895181, 124050311, 146604913, 230379149, 272266267, 427846991, 1612654043, 1905863869, 2994928937, 20964502559]

約数ペア:

[(1, 20964502559), (7, 2994928937), (11, 1905863869), (13, 1612654043), (49, 427846991), (77, 272266267), (91, 230379149), (143, 146604913), (169, 124050311), (539, 38895181), (637, 32911307), (1001, 20943559), (1183, 17721473), (1859, 11277301), (7007, 2991937), (8281, 2531639), (13013, 1611043), (91091, 230149)]