19187949

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{3361}}^1$

素因数の和:3548

約数の個数: 16

約数和(自身を含む): 28079424

約数和(自身を除く): 8891475

約数列:

[1, 3, 11, 33, 173, 519, 1903, 3361, 5709, 10083, 36971, 110913, 581453, 1744359, 6395983, 19187949]

約数ペア:

[(1, 19187949), (3, 6395983), (11, 1744359), (33, 581453), (173, 110913), (519, 36971), (1903, 10083), (3361, 5709)]