16551808

素因数分解:

$2^7\times 7^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:77

約数の個数: 128

約数和(自身を含む): 42840000

約数和(自身を除く): 26288192

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 32, 49, 52, 56, 58, 64, 91, 98, 104, 112, 116, 128, 182, 196, 203, 208, 224, 232, 343, 364, 377, 392, 406, 416, 448, 464, 637, 686, 728, 754, 784, 812, 832, 896, 928, 1274, 1372, 1421, 1456, 1508, 1568, 1624, 1664, 1856, 2548, 2639, 2744, 2842, 2912, 3016, 3136, 3248, 3712, 4459, 5096, 5278, 5488, 5684, 5824, 6032, 6272, 6496, 8918, 9947, 10192, 10556, 10976, 11368, 11648, 12064, 12992, 17836, 18473, 19894, 20384, 21112, 21952, 22736, 24128, 25984, 35672, 36946, 39788, 40768, 42224, 43904, 45472, 48256, 71344, 73892, 79576, 81536, 84448, 90944, 129311, 142688, 147784, 159152, 168896, 181888, 258622, 285376, 295568, 318304, 337792, 517244, 570752, 591136, 636608, 1034488, 1182272, 1273216, 2068976, 2364544, 4137952, 8275904, 16551808]

約数ペア:

[(1, 16551808), (2, 8275904), (4, 4137952), (7, 2364544), (8, 2068976), (13, 1273216), (14, 1182272), (16, 1034488), (26, 636608), (28, 591136), (29, 570752), (32, 517244), (49, 337792), (52, 318304), (56, 295568), (58, 285376), (64, 258622), (91, 181888), (98, 168896), (104, 159152), (112, 147784), (116, 142688), (128, 129311), (182, 90944), (196, 84448), (203, 81536), (208, 79576), (224, 73892), (232, 71344), (343, 48256), (364, 45472), (377, 43904), (392, 42224), (406, 40768), (416, 39788), (448, 36946), (464, 35672), (637, 25984), (686, 24128), (728, 22736), (754, 21952), (784, 21112), (812, 20384), (832, 19894), (896, 18473), (928, 17836), (1274, 12992), (1372, 12064), (1421, 11648), (1456, 11368), (1508, 10976), (1568, 10556), (1624, 10192), (1664, 9947), (1856, 8918), (2548, 6496), (2639, 6272), (2744, 6032), (2842, 5824), (2912, 5684), (3016, 5488), (3136, 5278), (3248, 5096), (3712, 4459)]