20209056

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 192

約数和(自身を含む): 67495680

約数和(自身を除く): 47286624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 29, 32, 34, 42, 48, 51, 56, 58, 61, 68, 84, 87, 96, 102, 112, 116, 119, 122, 136, 168, 174, 183, 203, 204, 224, 232, 238, 244, 272, 336, 348, 357, 366, 406, 408, 427, 464, 476, 488, 493, 544, 609, 672, 696, 714, 732, 812, 816, 854, 928, 952, 976, 986, 1037, 1218, 1281, 1392, 1428, 1464, 1479, 1624, 1632, 1708, 1769, 1904, 1952, 1972, 2074, 2436, 2562, 2784, 2856, 2928, 2958, 3111, 3248, 3416, 3451, 3538, 3808, 3944, 4148, 4872, 5124, 5307, 5712, 5856, 5916, 6222, 6496, 6832, 6902, 7076, 7259, 7888, 8296, 9744, 10248, 10353, 10614, 11424, 11832, 12383, 12444, 13664, 13804, 14152, 14518, 15776, 16592, 19488, 20496, 20706, 21228, 21777, 23664, 24766, 24888, 27608, 28304, 29036, 30073, 33184, 37149, 40992, 41412, 42456, 43554, 47328, 49532, 49776, 55216, 56608, 58072, 60146, 74298, 82824, 84912, 87108, 90219, 99064, 99552, 110432, 116144, 120292, 148596, 165648, 169824, 174216, 180438, 198128, 210511, 232288, 240584, 297192, 331296, 348432, 360876, 396256, 421022, 481168, 594384, 631533, 696864, 721752, 842044, 962336, 1188768, 1263066, 1443504, 1684088, 2526132, 2887008, 3368176, 5052264, 6736352, 10104528, 20209056]

約数ペア:

[(1, 20209056), (2, 10104528), (3, 6736352), (4, 5052264), (6, 3368176), (7, 2887008), (8, 2526132), (12, 1684088), (14, 1443504), (16, 1263066), (17, 1188768), (21, 962336), (24, 842044), (28, 721752), (29, 696864), (32, 631533), (34, 594384), (42, 481168), (48, 421022), (51, 396256), (56, 360876), (58, 348432), (61, 331296), (68, 297192), (84, 240584), (87, 232288), (96, 210511), (102, 198128), (112, 180438), (116, 174216), (119, 169824), (122, 165648), (136, 148596), (168, 120292), (174, 116144), (183, 110432), (203, 99552), (204, 99064), (224, 90219), (232, 87108), (238, 84912), (244, 82824), (272, 74298), (336, 60146), (348, 58072), (357, 56608), (366, 55216), (406, 49776), (408, 49532), (427, 47328), (464, 43554), (476, 42456), (488, 41412), (493, 40992), (544, 37149), (609, 33184), (672, 30073), (696, 29036), (714, 28304), (732, 27608), (812, 24888), (816, 24766), (854, 23664), (928, 21777), (952, 21228), (976, 20706), (986, 20496), (1037, 19488), (1218, 16592), (1281, 15776), (1392, 14518), (1428, 14152), (1464, 13804), (1479, 13664), (1624, 12444), (1632, 12383), (1708, 11832), (1769, 11424), (1904, 10614), (1952, 10353), (1972, 10248), (2074, 9744), (2436, 8296), (2562, 7888), (2784, 7259), (2856, 7076), (2928, 6902), (2958, 6832), (3111, 6496), (3248, 6222), (3416, 5916), (3451, 5856), (3538, 5712), (3808, 5307), (3944, 5124), (4148, 4872)]