20438352

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:79

約数の個数: 240

約数和(自身を含む): 71245440

約数和(自身を除く): 50807088

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 23, 24, 27, 33, 34, 36, 44, 46, 48, 51, 54, 66, 68, 69, 72, 88, 92, 99, 102, 108, 121, 132, 136, 138, 144, 153, 176, 184, 187, 198, 204, 207, 216, 242, 253, 264, 272, 276, 297, 306, 363, 368, 374, 391, 396, 408, 414, 432, 459, 484, 506, 528, 552, 561, 594, 612, 621, 726, 748, 759, 782, 792, 816, 828, 918, 968, 1012, 1089, 1104, 1122, 1173, 1188, 1224, 1242, 1452, 1496, 1518, 1564, 1584, 1656, 1683, 1836, 1936, 2024, 2057, 2178, 2244, 2277, 2346, 2376, 2448, 2484, 2783, 2904, 2992, 3036, 3128, 3267, 3312, 3366, 3519, 3672, 4048, 4114, 4301, 4356, 4488, 4554, 4692, 4752, 4968, 5049, 5566, 5808, 6072, 6171, 6256, 6534, 6732, 6831, 7038, 7344, 8228, 8349, 8602, 8712, 8976, 9108, 9384, 9936, 10098, 10557, 11132, 12144, 12342, 12903, 13068, 13464, 13662, 14076, 16456, 16698, 17204, 17424, 18216, 18513, 18768, 20196, 21114, 22264, 24684, 25047, 25806, 26136, 26928, 27324, 28152, 32912, 33396, 34408, 36432, 37026, 38709, 40392, 42228, 44528, 47311, 49368, 50094, 51612, 52272, 54648, 55539, 56304, 66792, 68816, 74052, 75141, 77418, 80784, 84456, 94622, 98736, 100188, 103224, 109296, 111078, 116127, 133584, 141933, 148104, 150282, 154836, 168912, 189244, 200376, 206448, 222156, 232254, 283866, 296208, 300564, 309672, 378488, 400752, 425799, 444312, 464508, 567732, 601128, 619344, 756976, 851598, 888624, 929016, 1135464, 1202256, 1277397, 1703196, 1858032, 2270928, 2554794, 3406392, 5109588, 6812784, 10219176, 20438352]

約数ペア:

[(1, 20438352), (2, 10219176), (3, 6812784), (4, 5109588), (6, 3406392), (8, 2554794), (9, 2270928), (11, 1858032), (12, 1703196), (16, 1277397), (17, 1202256), (18, 1135464), (22, 929016), (23, 888624), (24, 851598), (27, 756976), (33, 619344), (34, 601128), (36, 567732), (44, 464508), (46, 444312), (48, 425799), (51, 400752), (54, 378488), (66, 309672), (68, 300564), (69, 296208), (72, 283866), (88, 232254), (92, 222156), (99, 206448), (102, 200376), (108, 189244), (121, 168912), (132, 154836), (136, 150282), (138, 148104), (144, 141933), (153, 133584), (176, 116127), (184, 111078), (187, 109296), (198, 103224), (204, 100188), (207, 98736), (216, 94622), (242, 84456), (253, 80784), (264, 77418), (272, 75141), (276, 74052), (297, 68816), (306, 66792), (363, 56304), (368, 55539), (374, 54648), (391, 52272), (396, 51612), (408, 50094), (414, 49368), (432, 47311), (459, 44528), (484, 42228), (506, 40392), (528, 38709), (552, 37026), (561, 36432), (594, 34408), (612, 33396), (621, 32912), (726, 28152), (748, 27324), (759, 26928), (782, 26136), (792, 25806), (816, 25047), (828, 24684), (918, 22264), (968, 21114), (1012, 20196), (1089, 18768), (1104, 18513), (1122, 18216), (1173, 17424), (1188, 17204), (1224, 16698), (1242, 16456), (1452, 14076), (1496, 13662), (1518, 13464), (1564, 13068), (1584, 12903), (1656, 12342), (1683, 12144), (1836, 11132), (1936, 10557), (2024, 10098), (2057, 9936), (2178, 9384), (2244, 9108), (2277, 8976), (2346, 8712), (2376, 8602), (2448, 8349), (2484, 8228), (2783, 7344), (2904, 7038), (2992, 6831), (3036, 6732), (3128, 6534), (3267, 6256), (3312, 6171), (3366, 6072), (3519, 5808), (3672, 5566), (4048, 5049), (4114, 4968), (4301, 4752), (4356, 4692), (4488, 4554)]