20800351728

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{358429}}^1$

素因数の和:358487

約数の個数: 120

約数和(自身を含む): 64712385920

約数和(自身を除く): 43912034192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 36, 39, 48, 52, 62, 72, 78, 93, 104, 117, 124, 144, 156, 186, 208, 234, 248, 279, 312, 372, 403, 468, 496, 558, 624, 744, 806, 936, 1116, 1209, 1488, 1612, 1872, 2232, 2418, 3224, 3627, 4464, 4836, 6448, 7254, 9672, 14508, 19344, 29016, 58032, 358429, 716858, 1075287, 1433716, 2150574, 2867432, 3225861, 4301148, 4659577, 5734864, 6451722, 8602296, 9319154, 11111299, 12903444, 13978731, 17204592, 18638308, 22222598, 25806888, 27957462, 33333897, 37276616, 41936193, 44445196, 51613776, 55914924, 66667794, 74553232, 83872386, 88890392, 100001691, 111829848, 133335588, 144446887, 167744772, 177780784, 200003382, 223659696, 266671176, 288893774, 335489544, 400006764, 433340661, 533342352, 577787548, 670979088, 800013528, 866681322, 1155575096, 1300021983, 1600027056, 1733362644, 2311150192, 2600043966, 3466725288, 5200087932, 6933450576, 10400175864, 20800351728]

約数ペア:

[(1, 20800351728), (2, 10400175864), (3, 6933450576), (4, 5200087932), (6, 3466725288), (8, 2600043966), (9, 2311150192), (12, 1733362644), (13, 1600027056), (16, 1300021983), (18, 1155575096), (24, 866681322), (26, 800013528), (31, 670979088), (36, 577787548), (39, 533342352), (48, 433340661), (52, 400006764), (62, 335489544), (72, 288893774), (78, 266671176), (93, 223659696), (104, 200003382), (117, 177780784), (124, 167744772), (144, 144446887), (156, 133335588), (186, 111829848), (208, 100001691), (234, 88890392), (248, 83872386), (279, 74553232), (312, 66667794), (372, 55914924), (403, 51613776), (468, 44445196), (496, 41936193), (558, 37276616), (624, 33333897), (744, 27957462), (806, 25806888), (936, 22222598), (1116, 18638308), (1209, 17204592), (1488, 13978731), (1612, 12903444), (1872, 11111299), (2232, 9319154), (2418, 8602296), (3224, 6451722), (3627, 5734864), (4464, 4659577), (4836, 4301148), (6448, 3225861), (7254, 2867432), (9672, 2150574), (14508, 1433716), (19344, 1075287), (29016, 716858), (58032, 358429)]