18243904

素因数分解:

$2^6\times 7^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:423

約数の個数: 56

約数和(自身を含む): 41786048

約数和(自身を除く): 23542144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 193, 211, 224, 386, 422, 448, 772, 844, 1351, 1477, 1544, 1688, 2702, 2954, 3088, 3376, 5404, 5908, 6176, 6752, 10808, 11816, 12352, 13504, 21616, 23632, 40723, 43232, 47264, 81446, 86464, 94528, 162892, 285061, 325784, 570122, 651568, 1140244, 1303136, 2280488, 2606272, 4560976, 9121952, 18243904]

約数ペア:

[(1, 18243904), (2, 9121952), (4, 4560976), (7, 2606272), (8, 2280488), (14, 1303136), (16, 1140244), (28, 651568), (32, 570122), (56, 325784), (64, 285061), (112, 162892), (193, 94528), (211, 86464), (224, 81446), (386, 47264), (422, 43232), (448, 40723), (772, 23632), (844, 21616), (1351, 13504), (1477, 12352), (1544, 11816), (1688, 10808), (2702, 6752), (2954, 6176), (3088, 5908), (3376, 5404)]