19227740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137341}}^1$

素因数の和:137357

約数の個数: 24

約数和(自身を含む): 46146912

約数和(自身を除く): 26919172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 137341, 274682, 549364, 686705, 961387, 1373410, 1922774, 2746820, 3845548, 4806935, 9613870, 19227740]

約数ペア:

[(1, 19227740), (2, 9613870), (4, 4806935), (5, 3845548), (7, 2746820), (10, 1922774), (14, 1373410), (20, 961387), (28, 686705), (35, 549364), (70, 274682), (140, 137341)]