19288215

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6037}}^1$

素因数の和:6119

約数の個数: 24

約数和(自身を含む): 33909408

約数和(自身を除く): 14621193

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 6037, 18111, 30185, 54333, 90555, 271665, 428627, 1285881, 2143135, 3857643, 6429405, 19288215]

約数ペア:

[(1, 19288215), (3, 6429405), (5, 3857643), (9, 2143135), (15, 1285881), (45, 428627), (71, 271665), (213, 90555), (355, 54333), (639, 30185), (1065, 18111), (3195, 6037)]