18765297

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{40883}}^1$

素因数の和:40909

約数の個数: 16

約数和(自身を含む): 29436480

約数和(自身を除く): 10671183

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 40883, 122649, 367947, 695011, 1103841, 2085033, 6255099, 18765297]

約数ペア:

[(1, 18765297), (3, 6255099), (9, 2085033), (17, 1103841), (27, 695011), (51, 367947), (153, 122649), (459, 40883)]