18692121

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{7877}}^1$

素因数の和:8000

約数の個数: 16

約数和(自身を含む): 28738944

約数和(自身を除く): 10046823

約数列:

[1, 3, 7, 21, 113, 339, 791, 2373, 7877, 23631, 55139, 165417, 890101, 2670303, 6230707, 18692121]

約数ペア:

[(1, 18692121), (3, 6230707), (7, 2670303), (21, 890101), (113, 165417), (339, 55139), (791, 23631), (2373, 7877)]