18749808

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:140

約数の個数: 240

約数和(自身を含む): 69638400

約数和(自身を除く): 50888592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 19, 21, 22, 24, 28, 33, 36, 38, 42, 44, 48, 56, 57, 63, 66, 72, 76, 77, 84, 88, 89, 99, 112, 114, 126, 132, 133, 144, 152, 154, 168, 171, 176, 178, 198, 209, 228, 231, 252, 264, 266, 267, 304, 308, 336, 342, 356, 396, 399, 418, 456, 462, 504, 528, 532, 534, 616, 623, 627, 684, 693, 712, 792, 798, 801, 836, 912, 924, 979, 1008, 1064, 1068, 1197, 1232, 1246, 1254, 1368, 1386, 1424, 1463, 1584, 1596, 1602, 1672, 1691, 1848, 1869, 1881, 1958, 2128, 2136, 2394, 2492, 2508, 2736, 2772, 2926, 2937, 3192, 3204, 3344, 3382, 3696, 3738, 3762, 3916, 4272, 4389, 4788, 4984, 5016, 5073, 5544, 5607, 5852, 5874, 6384, 6408, 6764, 6853, 7476, 7524, 7832, 8778, 8811, 9576, 9968, 10032, 10146, 11088, 11214, 11704, 11748, 11837, 12816, 13167, 13528, 13706, 14952, 15048, 15219, 15664, 17556, 17622, 18601, 19152, 20292, 20559, 22428, 23408, 23496, 23674, 26334, 27056, 27412, 29904, 30096, 30438, 35112, 35244, 35511, 37202, 40584, 41118, 44856, 46992, 47348, 52668, 54824, 55803, 60876, 61677, 70224, 70488, 71022, 74404, 81168, 82236, 89712, 94696, 105336, 106533, 109648, 111606, 121752, 123354, 130207, 140976, 142044, 148808, 164472, 167409, 189392, 210672, 213066, 223212, 243504, 246708, 260414, 284088, 297616, 328944, 334818, 390621, 426132, 446424, 493416, 520828, 568176, 669636, 781242, 852264, 892848, 986832, 1041656, 1171863, 1339272, 1562484, 1704528, 2083312, 2343726, 2678544, 3124968, 4687452, 6249936, 9374904, 18749808]

約数ペア:

[(1, 18749808), (2, 9374904), (3, 6249936), (4, 4687452), (6, 3124968), (7, 2678544), (8, 2343726), (9, 2083312), (11, 1704528), (12, 1562484), (14, 1339272), (16, 1171863), (18, 1041656), (19, 986832), (21, 892848), (22, 852264), (24, 781242), (28, 669636), (33, 568176), (36, 520828), (38, 493416), (42, 446424), (44, 426132), (48, 390621), (56, 334818), (57, 328944), (63, 297616), (66, 284088), (72, 260414), (76, 246708), (77, 243504), (84, 223212), (88, 213066), (89, 210672), (99, 189392), (112, 167409), (114, 164472), (126, 148808), (132, 142044), (133, 140976), (144, 130207), (152, 123354), (154, 121752), (168, 111606), (171, 109648), (176, 106533), (178, 105336), (198, 94696), (209, 89712), (228, 82236), (231, 81168), (252, 74404), (264, 71022), (266, 70488), (267, 70224), (304, 61677), (308, 60876), (336, 55803), (342, 54824), (356, 52668), (396, 47348), (399, 46992), (418, 44856), (456, 41118), (462, 40584), (504, 37202), (528, 35511), (532, 35244), (534, 35112), (616, 30438), (623, 30096), (627, 29904), (684, 27412), (693, 27056), (712, 26334), (792, 23674), (798, 23496), (801, 23408), (836, 22428), (912, 20559), (924, 20292), (979, 19152), (1008, 18601), (1064, 17622), (1068, 17556), (1197, 15664), (1232, 15219), (1246, 15048), (1254, 14952), (1368, 13706), (1386, 13528), (1424, 13167), (1463, 12816), (1584, 11837), (1596, 11748), (1602, 11704), (1672, 11214), (1691, 11088), (1848, 10146), (1869, 10032), (1881, 9968), (1958, 9576), (2128, 8811), (2136, 8778), (2394, 7832), (2492, 7524), (2508, 7476), (2736, 6853), (2772, 6764), (2926, 6408), (2937, 6384), (3192, 5874), (3204, 5852), (3344, 5607), (3382, 5544), (3696, 5073), (3738, 5016), (3762, 4984), (3916, 4788), (4272, 4389)]