19538134

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{439}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 38903040

約数和(自身を除く): 19364906

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 289, 374, 439, 578, 878, 1309, 2023, 2618, 3073, 3179, 4046, 4829, 6146, 6358, 7463, 9658, 14926, 22253, 33803, 44506, 52241, 67606, 82093, 104482, 126871, 164186, 253742, 574651, 888097, 1149302, 1395581, 1776194, 2791162, 9769067, 19538134]

約数ペア:

[(1, 19538134), (2, 9769067), (7, 2791162), (11, 1776194), (14, 1395581), (17, 1149302), (22, 888097), (34, 574651), (77, 253742), (119, 164186), (154, 126871), (187, 104482), (238, 82093), (289, 67606), (374, 52241), (439, 44506), (578, 33803), (878, 22253), (1309, 14926), (2023, 9658), (2618, 7463), (3073, 6358), (3179, 6146), (4046, 4829)]