18947952

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{1907}}^1$

素因数の和:1947

約数の個数: 80

約数和(自身を含む): 56782080

約数和(自身を除く): 37834128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 1907, 2484, 3312, 3814, 4968, 5721, 7628, 9936, 11442, 15256, 17163, 22884, 30512, 34326, 43861, 45768, 51489, 68652, 87722, 91536, 102978, 131583, 137304, 175444, 205956, 263166, 274608, 350888, 394749, 411912, 526332, 701776, 789498, 823824, 1052664, 1184247, 1578996, 2105328, 2368494, 3157992, 4736988, 6315984, 9473976, 18947952]

約数ペア:

[(1, 18947952), (2, 9473976), (3, 6315984), (4, 4736988), (6, 3157992), (8, 2368494), (9, 2105328), (12, 1578996), (16, 1184247), (18, 1052664), (23, 823824), (24, 789498), (27, 701776), (36, 526332), (46, 411912), (48, 394749), (54, 350888), (69, 274608), (72, 263166), (92, 205956), (108, 175444), (138, 137304), (144, 131583), (184, 102978), (207, 91536), (216, 87722), (276, 68652), (368, 51489), (414, 45768), (432, 43861), (552, 34326), (621, 30512), (828, 22884), (1104, 17163), (1242, 15256), (1656, 11442), (1907, 9936), (2484, 7628), (3312, 5721), (3814, 4968)]