19229121

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{809}}^1$

素因数の和:973

約数の個数: 24

約数和(自身を含む): 29484000

約数和(自身を除く): 10254879

約数列:

[1, 3, 9, 19, 57, 139, 171, 417, 809, 1251, 2427, 2641, 7281, 7923, 15371, 23769, 46113, 112451, 138339, 337353, 1012059, 2136569, 6409707, 19229121]

約数ペア:

[(1, 19229121), (3, 6409707), (9, 2136569), (19, 1012059), (57, 337353), (139, 138339), (171, 112451), (417, 46113), (809, 23769), (1251, 15371), (2427, 7923), (2641, 7281)]