189394018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{19433}}^1$

素因数の和:19889

約数の個数: 16

約数和(自身を含む): 310633056

約数和(自身を除く): 121239038

約数列:

[1, 2, 11, 22, 443, 886, 4873, 9746, 19433, 38866, 213763, 427526, 8608819, 17217638, 94697009, 189394018]

約数ペア:

[(1, 189394018), (2, 94697009), (11, 17217638), (22, 8608819), (443, 427526), (886, 213763), (4873, 38866), (9746, 19433)]