20779622409

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{259781}}^1$

素因数の和:260097

約数の個数: 32

約数和(自身を含む): 34216406784

約数和(自身を除く): 13436784375

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 293, 879, 2051, 3809, 6153, 11427, 26663, 79989, 259781, 779343, 1818467, 3377153, 5455401, 10131459, 23640071, 70920213, 76115833, 228347499, 532810831, 989505829, 1598432493, 2968517487, 6926540803, 20779622409]

約数ペア:

[(1, 20779622409), (3, 6926540803), (7, 2968517487), (13, 1598432493), (21, 989505829), (39, 532810831), (91, 228347499), (273, 76115833), (293, 70920213), (879, 23640071), (2051, 10131459), (3809, 5455401), (6153, 3377153), (11427, 1818467), (26663, 779343), (79989, 259781)]