19469380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139067}}^1$

素因数の和:139083

約数の個数: 24

約数和(自身を含む): 46726848

約数和(自身を除く): 27257468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 139067, 278134, 556268, 695335, 973469, 1390670, 1946938, 2781340, 3893876, 4867345, 9734690, 19469380]

約数ペア:

[(1, 19469380), (2, 9734690), (4, 4867345), (5, 3893876), (7, 2781340), (10, 1946938), (14, 1390670), (20, 973469), (28, 695335), (35, 556268), (70, 278134), (140, 139067)]