19248381

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{13451}}^1$

素因数の和:13513

約数の個数: 16

約数和(自身を含む): 29056320

約数和(自身を除く): 9807939

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 13451, 40353, 121059, 363177, 712903, 2138709, 6416127, 19248381]

約数ペア:

[(1, 19248381), (3, 6416127), (9, 2138709), (27, 712903), (53, 363177), (159, 121059), (477, 40353), (1431, 13451)]