19147660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{136769}}^1$

素因数の和:136785

約数の個数: 24

約数和(自身を含む): 45954720

約数和(自身を除く): 26807060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 136769, 273538, 547076, 683845, 957383, 1367690, 1914766, 2735380, 3829532, 4786915, 9573830, 19147660]

約数ペア:

[(1, 19147660), (2, 9573830), (4, 4786915), (5, 3829532), (7, 2735380), (10, 1914766), (14, 1367690), (20, 957383), (28, 683845), (35, 547076), (70, 273538), (140, 136769)]