19492742073

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13073603}}^1$

素因数の和:13073684

約数の個数: 16

約数和(自身を含む): 30121583616

約数和(自身を除く): 10628841543

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 13073603, 39220809, 91515221, 274545663, 928225813, 2784677439, 6497580691, 19492742073]

約数ペア:

[(1, 19492742073), (3, 6497580691), (7, 2784677439), (21, 928225813), (71, 274545663), (213, 91515221), (497, 39220809), (1491, 13073603)]