18904479

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4373}}^1$

素因数の和:4518

約数の個数: 16

約数和(自身を含む): 27713664

約数和(自身を除く): 8809185

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 4373, 13119, 48103, 144309, 572863, 1718589, 6301493, 18904479]

約数ペア:

[(1, 18904479), (3, 6301493), (11, 1718589), (33, 572863), (131, 144309), (393, 48103), (1441, 13119), (4323, 4373)]