19039196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 38586240

約数和(自身を除く): 19547044

約数列:

[1, 2, 4, 11, 22, 29, 43, 44, 58, 86, 116, 172, 319, 347, 473, 638, 694, 946, 1247, 1276, 1388, 1892, 2494, 3817, 4988, 7634, 10063, 13717, 14921, 15268, 20126, 27434, 29842, 40252, 54868, 59684, 110693, 164131, 221386, 328262, 432709, 442772, 656524, 865418, 1730836, 4759799, 9519598, 19039196]

約数ペア:

[(1, 19039196), (2, 9519598), (4, 4759799), (11, 1730836), (22, 865418), (29, 656524), (43, 442772), (44, 432709), (58, 328262), (86, 221386), (116, 164131), (172, 110693), (319, 59684), (347, 54868), (473, 40252), (638, 29842), (694, 27434), (946, 20126), (1247, 15268), (1276, 14921), (1388, 13717), (1892, 10063), (2494, 7634), (3817, 4988)]