19283180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137737}}^1$

素因数の和:137753

約数の個数: 24

約数和(自身を含む): 46279968

約数和(自身を除く): 26996788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 137737, 275474, 550948, 688685, 964159, 1377370, 1928318, 2754740, 3856636, 4820795, 9641590, 19283180]

約数ペア:

[(1, 19283180), (2, 9641590), (4, 4820795), (5, 3856636), (7, 2754740), (10, 1928318), (14, 1377370), (20, 964159), (28, 688685), (35, 550948), (70, 275474), (140, 137737)]