19941456

素因数分解:

$2^4\times 3^1\times {\mathrm{415447}}^1$

素因数の和:415458

約数の個数: 20

約数和(自身を含む): 51515552

約数和(自身を除く): 31574096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 415447, 830894, 1246341, 1661788, 2492682, 3323576, 4985364, 6647152, 9970728, 19941456]

約数ペア:

[(1, 19941456), (2, 9970728), (3, 6647152), (4, 4985364), (6, 3323576), (8, 2492682), (12, 1661788), (16, 1246341), (24, 830894), (48, 415447)]