18798248

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5503}}^1$

素因数の和:5577

約数の個数: 32

約数和(自身を含む): 40949760

約数和(自身を除く): 22151512

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 5503, 11006, 22012, 38521, 44024, 77042, 154084, 308168, 335683, 671366, 1342732, 2349781, 2685464, 4699562, 9399124, 18798248]

約数ペア:

[(1, 18798248), (2, 9399124), (4, 4699562), (7, 2685464), (8, 2349781), (14, 1342732), (28, 671366), (56, 335683), (61, 308168), (122, 154084), (244, 77042), (427, 44024), (488, 38521), (854, 22012), (1708, 11006), (3416, 5503)]