19377489

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{2593}}^1$

素因数の和:2696

約数の個数: 16

約数和(自身を含む): 26894592

約数和(自身を除く): 7517103

約数列:

[1, 3, 47, 53, 141, 159, 2491, 2593, 7473, 7779, 121871, 137429, 365613, 412287, 6459163, 19377489]

約数ペア:

[(1, 19377489), (3, 6459163), (47, 412287), (53, 365613), (141, 137429), (159, 121871), (2491, 7779), (2593, 7473)]