19104212

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1019}}^1$

素因数の和:1175

約数の個数: 24

約数和(自身を含む): 34557600

約数和(自身を除く): 15453388

約数列:

[1, 2, 4, 43, 86, 109, 172, 218, 436, 1019, 2038, 4076, 4687, 9374, 18748, 43817, 87634, 111071, 175268, 222142, 444284, 4776053, 9552106, 19104212]

約数ペア:

[(1, 19104212), (2, 9552106), (4, 4776053), (43, 444284), (86, 222142), (109, 175268), (172, 111071), (218, 87634), (436, 43817), (1019, 18748), (2038, 9374), (4076, 4687)]