20172033

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1609}}^1$

素因数の和:1821

約数の個数: 24

約数和(自身を含む): 33488000

約数和(自身を除く): 13315967

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1609, 1791, 4179, 4827, 11263, 12537, 14481, 33789, 101367, 320191, 960573, 2241337, 2881719, 6724011, 20172033]

約数ペア:

[(1, 20172033), (3, 6724011), (7, 2881719), (9, 2241337), (21, 960573), (63, 320191), (199, 101367), (597, 33789), (1393, 14481), (1609, 12537), (1791, 11263), (4179, 4827)]