19970291107

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2099}}^1\times {\mathrm{2963}}^1$

素因数の和:5107

約数の個数: 24

約数和(自身を含む): 22781304000

約数和(自身を除く): 2811012893

約数列:

[1, 13, 19, 169, 247, 2099, 2963, 3211, 27287, 38519, 39881, 56297, 354731, 500747, 518453, 731861, 6219337, 6739889, 9514193, 80851381, 118167403, 1051067953, 1536176239, 19970291107]

約数ペア:

[(1, 19970291107), (13, 1536176239), (19, 1051067953), (169, 118167403), (247, 80851381), (2099, 9514193), (2963, 6739889), (3211, 6219337), (27287, 731861), (38519, 518453), (39881, 500747), (56297, 354731)]