20147736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2789}}^1$

素因数の和:2848

約数の個数: 64

約数和(自身を含む): 58924800

約数和(自身を除く): 38777064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 84, 86, 129, 168, 172, 258, 301, 344, 516, 602, 903, 1032, 1204, 1806, 2408, 2789, 3612, 5578, 7224, 8367, 11156, 16734, 19523, 22312, 33468, 39046, 58569, 66936, 78092, 117138, 119927, 156184, 234276, 239854, 359781, 468552, 479708, 719562, 839489, 959416, 1439124, 1678978, 2518467, 2878248, 3357956, 5036934, 6715912, 10073868, 20147736]

約数ペア:

[(1, 20147736), (2, 10073868), (3, 6715912), (4, 5036934), (6, 3357956), (7, 2878248), (8, 2518467), (12, 1678978), (14, 1439124), (21, 959416), (24, 839489), (28, 719562), (42, 479708), (43, 468552), (56, 359781), (84, 239854), (86, 234276), (129, 156184), (168, 119927), (172, 117138), (258, 78092), (301, 66936), (344, 58569), (516, 39046), (602, 33468), (903, 22312), (1032, 19523), (1204, 16734), (1806, 11156), (2408, 8367), (2789, 7224), (3612, 5578)]