19080404

素因数分解:

$2^2\times 7^3\times {\mathrm{13907}}^1$

素因数の和:13932

約数の個数: 24

約数和(自身を含む): 38942400

約数和(自身を除く): 19861996

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 13907, 27814, 55628, 97349, 194698, 389396, 681443, 1362886, 2725772, 4770101, 9540202, 19080404]

約数ペア:

[(1, 19080404), (2, 9540202), (4, 4770101), (7, 2725772), (14, 1362886), (28, 681443), (49, 389396), (98, 194698), (196, 97349), (343, 55628), (686, 27814), (1372, 13907)]