20431008

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 68584320

約数和(自身を除く): 48153312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 27, 32, 34, 36, 39, 48, 51, 52, 54, 68, 72, 78, 96, 102, 104, 107, 108, 117, 136, 144, 153, 156, 204, 208, 214, 216, 221, 234, 272, 288, 306, 312, 321, 351, 408, 416, 428, 432, 442, 459, 468, 544, 612, 624, 642, 663, 702, 816, 856, 864, 884, 918, 936, 963, 1224, 1248, 1284, 1326, 1391, 1404, 1632, 1712, 1768, 1819, 1836, 1872, 1926, 1989, 2448, 2568, 2652, 2782, 2808, 2889, 3424, 3536, 3638, 3672, 3744, 3852, 3978, 4173, 4896, 5136, 5304, 5457, 5564, 5616, 5778, 5967, 7072, 7276, 7344, 7704, 7956, 8346, 10272, 10608, 10914, 11128, 11232, 11556, 11934, 12519, 14552, 14688, 15408, 15912, 16371, 16692, 21216, 21828, 22256, 23112, 23647, 23868, 25038, 29104, 30816, 31824, 32742, 33384, 37557, 43656, 44512, 46224, 47294, 47736, 49113, 50076, 58208, 63648, 65484, 66768, 70941, 75114, 87312, 92448, 94588, 95472, 98226, 100152, 130968, 133536, 141882, 150228, 174624, 189176, 190944, 196452, 200304, 212823, 261936, 283764, 300456, 378352, 392904, 400608, 425646, 523872, 567528, 600912, 638469, 756704, 785808, 851292, 1135056, 1201824, 1276938, 1571616, 1702584, 2270112, 2553876, 3405168, 5107752, 6810336, 10215504, 20431008]

約数ペア:

[(1, 20431008), (2, 10215504), (3, 6810336), (4, 5107752), (6, 3405168), (8, 2553876), (9, 2270112), (12, 1702584), (13, 1571616), (16, 1276938), (17, 1201824), (18, 1135056), (24, 851292), (26, 785808), (27, 756704), (32, 638469), (34, 600912), (36, 567528), (39, 523872), (48, 425646), (51, 400608), (52, 392904), (54, 378352), (68, 300456), (72, 283764), (78, 261936), (96, 212823), (102, 200304), (104, 196452), (107, 190944), (108, 189176), (117, 174624), (136, 150228), (144, 141882), (153, 133536), (156, 130968), (204, 100152), (208, 98226), (214, 95472), (216, 94588), (221, 92448), (234, 87312), (272, 75114), (288, 70941), (306, 66768), (312, 65484), (321, 63648), (351, 58208), (408, 50076), (416, 49113), (428, 47736), (432, 47294), (442, 46224), (459, 44512), (468, 43656), (544, 37557), (612, 33384), (624, 32742), (642, 31824), (663, 30816), (702, 29104), (816, 25038), (856, 23868), (864, 23647), (884, 23112), (918, 22256), (936, 21828), (963, 21216), (1224, 16692), (1248, 16371), (1284, 15912), (1326, 15408), (1391, 14688), (1404, 14552), (1632, 12519), (1712, 11934), (1768, 11556), (1819, 11232), (1836, 11128), (1872, 10914), (1926, 10608), (1989, 10272), (2448, 8346), (2568, 7956), (2652, 7704), (2782, 7344), (2808, 7276), (2889, 7072), (3424, 5967), (3536, 5778), (3638, 5616), (3672, 5564), (3744, 5457), (3852, 5304), (3978, 5136), (4173, 4896)]