18669849

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3797}}^1$

素因数の和:3960

約数の個数: 16

約数和(自身を含む): 27345600

約数和(自身を除く): 8675751

約数列:

[1, 3, 11, 33, 149, 447, 1639, 3797, 4917, 11391, 41767, 125301, 565753, 1697259, 6223283, 18669849]

約数ペア:

[(1, 18669849), (3, 6223283), (11, 1697259), (33, 565753), (149, 125301), (447, 41767), (1639, 11391), (3797, 4917)]