19045287

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{13831}}^1$

素因数の和:13860

約数の個数: 20

約数和(自身を含む): 30126096

約数和(自身を除く): 11080809

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 13831, 41493, 124479, 235127, 373437, 705381, 1120311, 2116143, 6348429, 19045287]

約数ペア:

[(1, 19045287), (3, 6348429), (9, 2116143), (17, 1120311), (27, 705381), (51, 373437), (81, 235127), (153, 124479), (459, 41493), (1377, 13831)]