20173438

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{3881}}^1$

素因数の和:4019

約数の個数: 16

約数和(自身を含む): 31863456

約数和(自身を除く): 11690018

約数列:

[1, 2, 23, 46, 113, 226, 2599, 3881, 5198, 7762, 89263, 178526, 438553, 877106, 10086719, 20173438]

約数ペア:

[(1, 20173438), (2, 10086719), (23, 877106), (46, 438553), (113, 178526), (226, 89263), (2599, 7762), (3881, 5198)]