17920683

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{20113}}^1$

素因数の和:20136

約数の個数: 20

約数和(自身を含む): 29205528

約数和(自身を除く): 11284845

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 20113, 60339, 181017, 221243, 543051, 663729, 1629153, 1991187, 5973561, 17920683]

約数ペア:

[(1, 17920683), (3, 5973561), (9, 1991187), (11, 1629153), (27, 663729), (33, 543051), (81, 221243), (99, 181017), (297, 60339), (891, 20113)]