1891004020412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{845708417}}^1$

素因数の和:845708477

約数の個数: 24

約数和(自身を含む): 3646694698416

約数和(自身を除く): 1755690678004

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 845708417, 1691416834, 3382833668, 10994209421, 21988418842, 36365461931, 43976837684, 72730923862, 145461847724, 472751005103, 945502010206, 1891004020412]

約数ペア:

[(1, 1891004020412), (2, 945502010206), (4, 472751005103), (13, 145461847724), (26, 72730923862), (43, 43976837684), (52, 36365461931), (86, 21988418842), (172, 10994209421), (559, 3382833668), (1118, 1691416834), (2236, 845708417)]