20538254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{15823}}^1$

素因数の和:15895

約数の個数: 16

約数和(自身を含む): 34179840

約数和(自身を除く): 13641586

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 15823, 31646, 174053, 348106, 933557, 1867114, 10269127, 20538254]

約数ペア:

[(1, 20538254), (2, 10269127), (11, 1867114), (22, 933557), (59, 348106), (118, 174053), (649, 31646), (1298, 15823)]