20486284

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2447}}^1$

素因数の和:2494

約数の個数: 48

約数和(自身を含む): 46061568

約数和(自身を除く): 25575284

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 299, 322, 364, 598, 644, 1196, 2093, 2447, 4186, 4894, 8372, 9788, 17129, 31811, 34258, 56281, 63622, 68516, 112562, 127244, 222677, 225124, 393967, 445354, 731653, 787934, 890708, 1463306, 1575868, 2926612, 5121571, 10243142, 20486284]

約数ペア:

[(1, 20486284), (2, 10243142), (4, 5121571), (7, 2926612), (13, 1575868), (14, 1463306), (23, 890708), (26, 787934), (28, 731653), (46, 445354), (52, 393967), (91, 225124), (92, 222677), (161, 127244), (182, 112562), (299, 68516), (322, 63622), (364, 56281), (598, 34258), (644, 31811), (1196, 17129), (2093, 9788), (2447, 8372), (4186, 4894)]