20456442

素因数分解:

$2^1\times 3^3\times {\mathrm{378823}}^1$

素因数の和:378834

約数の個数: 16

約数和(自身を含む): 45458880

約数和(自身を除く): 25002438

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 378823, 757646, 1136469, 2272938, 3409407, 6818814, 10228221, 20456442]

約数ペア:

[(1, 20456442), (2, 10228221), (3, 6818814), (6, 3409407), (9, 2272938), (18, 1136469), (27, 757646), (54, 378823)]