19390734

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:366

約数の個数: 72

約数和(自身を含む): 47927880

約数和(自身を除く): 28537146

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 121, 174, 198, 242, 261, 307, 319, 363, 522, 614, 638, 726, 921, 957, 1089, 1842, 1914, 2178, 2763, 2871, 3377, 3509, 5526, 5742, 6754, 7018, 8903, 10131, 10527, 17806, 20262, 21054, 26709, 30393, 31581, 37147, 53418, 60786, 63162, 74294, 80127, 97933, 111441, 160254, 195866, 222882, 293799, 334323, 587598, 668646, 881397, 1077263, 1762794, 2154526, 3231789, 6463578, 9695367, 19390734]

約数ペア:

[(1, 19390734), (2, 9695367), (3, 6463578), (6, 3231789), (9, 2154526), (11, 1762794), (18, 1077263), (22, 881397), (29, 668646), (33, 587598), (58, 334323), (66, 293799), (87, 222882), (99, 195866), (121, 160254), (174, 111441), (198, 97933), (242, 80127), (261, 74294), (307, 63162), (319, 60786), (363, 53418), (522, 37147), (614, 31581), (638, 30393), (726, 26709), (921, 21054), (957, 20262), (1089, 17806), (1842, 10527), (1914, 10131), (2178, 8903), (2763, 7018), (2871, 6754), (3377, 5742), (3509, 5526)]