The factors of the number 4,682,664 are: 1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 114, 126, 133, 152, 163, 168, 171, 189, 216, 228, 252, 266, 326, 342, 378, 399, 456, 489, 504, 513, 532, 652, 684, 756, 798, 978, 1026, 1064, 1141, 1197, 1304, 1368, 1467, 1512, 1596, 1956, 2052, 2282, 2394, 2934, 3097, 3192, 3423, 3591, 3912, 4104, 4401, 4564, 4788, 5868, 6194, 6846, 7182, 8802, 9128, 9291, 9576, 10269, 11736, 12388, 13692, 14364, 17604, 18582, 20538, 21679, 24776, 27384, 27873, 28728, 30807, 35208, 37164, 41076, 43358, 55746, 61614, 65037, 74328, 82152, 83619, 86716, 111492, 123228, 130074, 167238, 173432, 195111, 222984, 246456, 260148, 334476, 390222, 520296, 585333, 668952, 780444, 1170666, 1560888, 2341332, 4682664.
If you add them up, you will get the total of 15,744,000.