20565246579

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31481}}^1\times {\mathrm{12809}}^1$

素因数の和:44310

約数の個数: 16

約数和(自身を含む): 29036478240

約数和(自身を除く): 8471231661

約数列:

[1, 3, 17, 51, 12809, 31481, 38427, 94443, 217753, 535177, 653259, 1605531, 403240129, 1209720387, 6855082193, 20565246579]

約数ペア:

[(1, 20565246579), (3, 6855082193), (17, 1209720387), (51, 403240129), (12809, 1605531), (31481, 653259), (38427, 535177), (94443, 217753)]