18872777

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1871}}^1$

素因数の和:2020

約数の個数: 16

約数和(自身を含む): 23721984

約数和(自身を除く): 4849207

約数列:

[1, 7, 11, 77, 131, 917, 1441, 1871, 10087, 13097, 20581, 144067, 245101, 1715707, 2696111, 18872777]

約数ペア:

[(1, 18872777), (7, 2696111), (11, 1715707), (77, 245101), (131, 144067), (917, 20581), (1441, 13097), (1871, 10087)]