39199888

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:169

約数の個数: 120

約数和(自身を含む): 99844800

約数和(自身を除く): 60644912

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 109, 112, 133, 152, 169, 182, 208, 218, 247, 266, 304, 338, 364, 436, 494, 532, 676, 728, 763, 872, 988, 1064, 1183, 1352, 1417, 1456, 1526, 1729, 1744, 1976, 2071, 2128, 2366, 2704, 2834, 3052, 3211, 3458, 3952, 4142, 4732, 5668, 6104, 6422, 6916, 8284, 9464, 9919, 11336, 12208, 12844, 13832, 14497, 16568, 18421, 18928, 19838, 22477, 22672, 25688, 26923, 27664, 28994, 33136, 36842, 39676, 44954, 51376, 53846, 57988, 73684, 79352, 89908, 107692, 115976, 128947, 147368, 158704, 179816, 188461, 215384, 231952, 257894, 294736, 349999, 359632, 376922, 430768, 515788, 699998, 753844, 1031576, 1399996, 1507688, 2063152, 2449993, 2799992, 3015376, 4899986, 5599984, 9799972, 19599944, 39199888]

約数ペア:

[(1, 39199888), (2, 19599944), (4, 9799972), (7, 5599984), (8, 4899986), (13, 3015376), (14, 2799992), (16, 2449993), (19, 2063152), (26, 1507688), (28, 1399996), (38, 1031576), (52, 753844), (56, 699998), (76, 515788), (91, 430768), (104, 376922), (109, 359632), (112, 349999), (133, 294736), (152, 257894), (169, 231952), (182, 215384), (208, 188461), (218, 179816), (247, 158704), (266, 147368), (304, 128947), (338, 115976), (364, 107692), (436, 89908), (494, 79352), (532, 73684), (676, 57988), (728, 53846), (763, 51376), (872, 44954), (988, 39676), (1064, 36842), (1183, 33136), (1352, 28994), (1417, 27664), (1456, 26923), (1526, 25688), (1729, 22672), (1744, 22477), (1976, 19838), (2071, 18928), (2128, 18421), (2366, 16568), (2704, 14497), (2834, 13832), (3052, 12844), (3211, 12208), (3458, 11336), (3952, 9919), (4142, 9464), (4732, 8284), (5668, 6916), (6104, 6422)]