18087384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 56033280

約数和(自身を除く): 37945896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 31, 42, 46, 56, 62, 69, 84, 92, 93, 124, 138, 151, 161, 168, 184, 186, 217, 248, 276, 302, 322, 372, 434, 453, 483, 552, 604, 644, 651, 713, 744, 868, 906, 966, 1057, 1208, 1288, 1302, 1426, 1736, 1812, 1932, 2114, 2139, 2604, 2852, 3171, 3473, 3624, 3864, 4228, 4278, 4681, 4991, 5208, 5704, 6342, 6946, 8456, 8556, 9362, 9982, 10419, 12684, 13892, 14043, 14973, 17112, 18724, 19964, 20838, 24311, 25368, 27784, 28086, 29946, 32767, 37448, 39928, 41676, 48622, 56172, 59892, 65534, 72933, 83352, 97244, 98301, 107663, 112344, 119784, 131068, 145866, 194488, 196602, 215326, 262136, 291732, 322989, 393204, 430652, 583464, 645978, 753641, 786408, 861304, 1291956, 1507282, 2260923, 2583912, 3014564, 4521846, 6029128, 9043692, 18087384]

約数ペア:

[(1, 18087384), (2, 9043692), (3, 6029128), (4, 4521846), (6, 3014564), (7, 2583912), (8, 2260923), (12, 1507282), (14, 1291956), (21, 861304), (23, 786408), (24, 753641), (28, 645978), (31, 583464), (42, 430652), (46, 393204), (56, 322989), (62, 291732), (69, 262136), (84, 215326), (92, 196602), (93, 194488), (124, 145866), (138, 131068), (151, 119784), (161, 112344), (168, 107663), (184, 98301), (186, 97244), (217, 83352), (248, 72933), (276, 65534), (302, 59892), (322, 56172), (372, 48622), (434, 41676), (453, 39928), (483, 37448), (552, 32767), (604, 29946), (644, 28086), (651, 27784), (713, 25368), (744, 24311), (868, 20838), (906, 19964), (966, 18724), (1057, 17112), (1208, 14973), (1288, 14043), (1302, 13892), (1426, 12684), (1736, 10419), (1812, 9982), (1932, 9362), (2114, 8556), (2139, 8456), (2604, 6946), (2852, 6342), (3171, 5704), (3473, 5208), (3624, 4991), (3864, 4681), (4228, 4278)]