18227319

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 26972400

約数和(自身を除く): 8745081

約数列:

[1, 3, 11, 33, 121, 149, 337, 363, 447, 1011, 1639, 3707, 4917, 11121, 18029, 40777, 50213, 54087, 122331, 150639, 552343, 1657029, 6075773, 18227319]

約数ペア:

[(1, 18227319), (3, 6075773), (11, 1657029), (33, 552343), (121, 150639), (149, 122331), (337, 54087), (363, 50213), (447, 40777), (1011, 18029), (1639, 11121), (3707, 4917)]