18988794

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3307}}^1$

素因数の和:3355

約数の個数: 48

約数和(自身を含む): 46444320

約数和(自身を除く): 27455526

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 174, 198, 261, 319, 522, 638, 957, 1914, 2871, 3307, 5742, 6614, 9921, 19842, 29763, 36377, 59526, 72754, 95903, 109131, 191806, 218262, 287709, 327393, 575418, 654786, 863127, 1054933, 1726254, 2109866, 3164799, 6329598, 9494397, 18988794]

約数ペア:

[(1, 18988794), (2, 9494397), (3, 6329598), (6, 3164799), (9, 2109866), (11, 1726254), (18, 1054933), (22, 863127), (29, 654786), (33, 575418), (58, 327393), (66, 287709), (87, 218262), (99, 191806), (174, 109131), (198, 95903), (261, 72754), (319, 59526), (522, 36377), (638, 29763), (957, 19842), (1914, 9921), (2871, 6614), (3307, 5742)]