19135494

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 128

約数和(自身を含む): 53084160

約数和(自身を除く): 33948666

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 31, 42, 46, 54, 62, 63, 69, 71, 93, 126, 138, 142, 161, 186, 189, 207, 213, 217, 279, 322, 378, 414, 426, 434, 483, 497, 558, 621, 639, 651, 713, 837, 966, 994, 1242, 1278, 1302, 1426, 1449, 1491, 1633, 1674, 1917, 1953, 2139, 2201, 2898, 2982, 3266, 3834, 3906, 4278, 4347, 4402, 4473, 4899, 4991, 5859, 6417, 6603, 8694, 8946, 9798, 9982, 11431, 11718, 12834, 13206, 13419, 14697, 14973, 15407, 19251, 19809, 22862, 26838, 29394, 29946, 30814, 34293, 38502, 39618, 44091, 44919, 46221, 50623, 59427, 68586, 88182, 89838, 92442, 101246, 102879, 118854, 134757, 138663, 151869, 205758, 269514, 277326, 303738, 308637, 354361, 415989, 455607, 617274, 708722, 831978, 911214, 1063083, 1366821, 2126166, 2733642, 3189249, 6378498, 9567747, 19135494]

約数ペア:

[(1, 19135494), (2, 9567747), (3, 6378498), (6, 3189249), (7, 2733642), (9, 2126166), (14, 1366821), (18, 1063083), (21, 911214), (23, 831978), (27, 708722), (31, 617274), (42, 455607), (46, 415989), (54, 354361), (62, 308637), (63, 303738), (69, 277326), (71, 269514), (93, 205758), (126, 151869), (138, 138663), (142, 134757), (161, 118854), (186, 102879), (189, 101246), (207, 92442), (213, 89838), (217, 88182), (279, 68586), (322, 59427), (378, 50623), (414, 46221), (426, 44919), (434, 44091), (483, 39618), (497, 38502), (558, 34293), (621, 30814), (639, 29946), (651, 29394), (713, 26838), (837, 22862), (966, 19809), (994, 19251), (1242, 15407), (1278, 14973), (1302, 14697), (1426, 13419), (1449, 13206), (1491, 12834), (1633, 11718), (1674, 11431), (1917, 9982), (1953, 9798), (2139, 8946), (2201, 8694), (2898, 6603), (2982, 6417), (3266, 5859), (3834, 4991), (3906, 4899), (4278, 4473), (4347, 4402)]