19119243

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1087}}^1$

素因数の和:1155

約数の個数: 32

約数和(自身を含む): 30707712

約数和(自身を除く): 11588469

約数列:

[1, 3, 11, 13, 33, 39, 41, 123, 143, 429, 451, 533, 1087, 1353, 1599, 3261, 5863, 11957, 14131, 17589, 35871, 42393, 44567, 133701, 155441, 466323, 490237, 579371, 1470711, 1738113, 6373081, 19119243]

約数ペア:

[(1, 19119243), (3, 6373081), (11, 1738113), (13, 1470711), (33, 579371), (39, 490237), (41, 466323), (123, 155441), (143, 133701), (429, 44567), (451, 42393), (533, 35871), (1087, 17589), (1353, 14131), (1599, 11957), (3261, 5863)]