17919888

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:445

約数の個数: 120

約数和(自身を含む): 56826720

約数和(自身を除く): 38906832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 49, 56, 57, 76, 84, 98, 112, 114, 133, 147, 152, 168, 196, 228, 266, 294, 304, 336, 392, 399, 401, 456, 532, 588, 784, 798, 802, 912, 931, 1064, 1176, 1203, 1596, 1604, 1862, 2128, 2352, 2406, 2793, 2807, 3192, 3208, 3724, 4812, 5586, 5614, 6384, 6416, 7448, 7619, 8421, 9624, 11172, 11228, 14896, 15238, 16842, 19248, 19649, 22344, 22456, 22857, 30476, 33684, 39298, 44688, 44912, 45714, 53333, 58947, 60952, 67368, 78596, 91428, 106666, 117894, 121904, 134736, 157192, 159999, 182856, 213332, 235788, 314384, 319998, 365712, 373331, 426664, 471576, 639996, 746662, 853328, 943152, 1119993, 1279992, 1493324, 2239986, 2559984, 2986648, 4479972, 5973296, 8959944, 17919888]

約数ペア:

[(1, 17919888), (2, 8959944), (3, 5973296), (4, 4479972), (6, 2986648), (7, 2559984), (8, 2239986), (12, 1493324), (14, 1279992), (16, 1119993), (19, 943152), (21, 853328), (24, 746662), (28, 639996), (38, 471576), (42, 426664), (48, 373331), (49, 365712), (56, 319998), (57, 314384), (76, 235788), (84, 213332), (98, 182856), (112, 159999), (114, 157192), (133, 134736), (147, 121904), (152, 117894), (168, 106666), (196, 91428), (228, 78596), (266, 67368), (294, 60952), (304, 58947), (336, 53333), (392, 45714), (399, 44912), (401, 44688), (456, 39298), (532, 33684), (588, 30476), (784, 22857), (798, 22456), (802, 22344), (912, 19649), (931, 19248), (1064, 16842), (1176, 15238), (1203, 14896), (1596, 11228), (1604, 11172), (1862, 9624), (2128, 8421), (2352, 7619), (2406, 7448), (2793, 6416), (2807, 6384), (3192, 5614), (3208, 5586), (3724, 4812)]