19794069

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2441}}^1$

素因数の和:2517

約数の個数: 24

約数和(自身を含む): 30857112

約数和(自身を除く): 11063043

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2441, 2703, 7323, 8109, 21969, 41497, 124491, 129373, 373473, 388119, 1164357, 2199341, 6598023, 19794069]

約数ペア:

[(1, 19794069), (3, 6598023), (9, 2199341), (17, 1164357), (51, 388119), (53, 373473), (153, 129373), (159, 124491), (477, 41497), (901, 21969), (2441, 8109), (2703, 7323)]