25642804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{52981}}^1$

素因数の和:53007

約数の個数: 18

約数和(自身を含む): 49326242

約数和(自身を除く): 23683438

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 52981, 105962, 211924, 582791, 1165582, 2331164, 6410701, 12821402, 25642804]

約数ペア:

[(1, 25642804), (2, 12821402), (4, 6410701), (11, 2331164), (22, 1165582), (44, 582791), (121, 211924), (242, 105962), (484, 52981)]