20254288

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{17341}}^1$

素因数の和:17422

約数の個数: 20

約数和(自身を含む): 39782548

約数和(自身を除く): 19528260

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 17341, 34682, 69364, 138728, 277456, 1265893, 2531786, 5063572, 10127144, 20254288]

約数ペア:

[(1, 20254288), (2, 10127144), (4, 5063572), (8, 2531786), (16, 1265893), (73, 277456), (146, 138728), (292, 69364), (584, 34682), (1168, 17341)]