12986479803

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20712089}}^1$

素因数の和:20712122

約数の個数: 16

約数和(自身を含む): 19883606400

約数和(自身を除く): 6897126597

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 20712089, 62136267, 227832979, 393529691, 683498937, 1180589073, 4328826601, 12986479803]

約数ペア:

[(1, 12986479803), (3, 4328826601), (11, 1180589073), (19, 683498937), (33, 393529691), (57, 227832979), (209, 62136267), (627, 20712089)]