19443676

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16937}}^1$

素因数の和:16989

約数の個数: 24

約数和(自身を含む): 39838176

約数和(自身を除く): 20394500

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 16937, 33874, 67748, 118559, 237118, 474236, 694417, 1388834, 2777668, 4860919, 9721838, 19443676]

約数ペア:

[(1, 19443676), (2, 9721838), (4, 4860919), (7, 2777668), (14, 1388834), (28, 694417), (41, 474236), (82, 237118), (164, 118559), (287, 67748), (574, 33874), (1148, 16937)]