16281984

素因数分解:

$2^7\times 3^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 43758000

約数和(自身を除く): 27476016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 109, 128, 192, 218, 327, 384, 389, 436, 654, 778, 872, 1167, 1308, 1556, 1744, 2334, 2616, 3112, 3488, 4668, 5232, 6224, 6976, 9336, 10464, 12448, 13952, 18672, 20928, 24896, 37344, 41856, 42401, 49792, 74688, 84802, 127203, 149376, 169604, 254406, 339208, 508812, 678416, 1017624, 1356832, 2035248, 2713664, 4070496, 5427328, 8140992, 16281984]

約数ペア:

[(1, 16281984), (2, 8140992), (3, 5427328), (4, 4070496), (6, 2713664), (8, 2035248), (12, 1356832), (16, 1017624), (24, 678416), (32, 508812), (48, 339208), (64, 254406), (96, 169604), (109, 149376), (128, 127203), (192, 84802), (218, 74688), (327, 49792), (384, 42401), (389, 41856), (436, 37344), (654, 24896), (778, 20928), (872, 18672), (1167, 13952), (1308, 12448), (1556, 10464), (1744, 9336), (2334, 6976), (2616, 6224), (3112, 5232), (3488, 4668)]