20746349568

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18917}}^1$

素因数の和:18967

約数の個数: 264

約数和(自身を含む): 72493473312

約数和(自身を除く): 51747123744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 64, 68, 72, 84, 96, 102, 112, 119, 126, 128, 136, 144, 153, 168, 192, 204, 224, 238, 252, 256, 272, 288, 306, 336, 357, 384, 408, 448, 476, 504, 512, 544, 576, 612, 672, 714, 768, 816, 896, 952, 1008, 1024, 1071, 1088, 1152, 1224, 1344, 1428, 1536, 1632, 1792, 1904, 2016, 2142, 2176, 2304, 2448, 2688, 2856, 3072, 3264, 3584, 3808, 4032, 4284, 4352, 4608, 4896, 5376, 5712, 6528, 7168, 7616, 8064, 8568, 8704, 9216, 9792, 10752, 11424, 13056, 15232, 16128, 17136, 17408, 18917, 19584, 21504, 22848, 26112, 30464, 32256, 34272, 37834, 39168, 45696, 52224, 56751, 60928, 64512, 68544, 75668, 78336, 91392, 113502, 121856, 132419, 137088, 151336, 156672, 170253, 182784, 227004, 264838, 274176, 302672, 321589, 340506, 365568, 397257, 454008, 529676, 548352, 605344, 643178, 681012, 794514, 908016, 964767, 1059352, 1096704, 1191771, 1210688, 1286356, 1362024, 1589028, 1816032, 1929534, 2118704, 2251123, 2383542, 2421376, 2572712, 2724048, 2894301, 3178056, 3632064, 3859068, 4237408, 4502246, 4767084, 4842752, 5145424, 5448096, 5788602, 6356112, 6753369, 7264128, 7718136, 8474816, 9004492, 9534168, 9685504, 10290848, 10896192, 11577204, 12712224, 13506738, 14528256, 15436272, 16949632, 18008984, 19068336, 19371008, 20260107, 20581696, 21792384, 23154408, 25424448, 27013476, 29056512, 30872544, 33899264, 36017968, 38136672, 40520214, 41163392, 43584768, 46308816, 50848896, 54026952, 58113024, 61745088, 67798528, 72035936, 76273344, 81040428, 82326784, 87169536, 92617632, 101697792, 108053904, 123490176, 135597056, 144071872, 152546688, 162080856, 164653568, 174339072, 185235264, 203395584, 216107808, 246980352, 288143744, 305093376, 324161712, 329307136, 370470528, 406791168, 432215616, 493960704, 576287488, 610186752, 648323424, 740941056, 864431232, 987921408, 1152574976, 1220373504, 1296646848, 1481882112, 1728862464, 2305149952, 2593293696, 2963764224, 3457724928, 5186587392, 6915449856, 10373174784, 20746349568]

約数ペア:

[(1, 20746349568), (2, 10373174784), (3, 6915449856), (4, 5186587392), (6, 3457724928), (7, 2963764224), (8, 2593293696), (9, 2305149952), (12, 1728862464), (14, 1481882112), (16, 1296646848), (17, 1220373504), (18, 1152574976), (21, 987921408), (24, 864431232), (28, 740941056), (32, 648323424), (34, 610186752), (36, 576287488), (42, 493960704), (48, 432215616), (51, 406791168), (56, 370470528), (63, 329307136), (64, 324161712), (68, 305093376), (72, 288143744), (84, 246980352), (96, 216107808), (102, 203395584), (112, 185235264), (119, 174339072), (126, 164653568), (128, 162080856), (136, 152546688), (144, 144071872), (153, 135597056), (168, 123490176), (192, 108053904), (204, 101697792), (224, 92617632), (238, 87169536), (252, 82326784), (256, 81040428), (272, 76273344), (288, 72035936), (306, 67798528), (336, 61745088), (357, 58113024), (384, 54026952), (408, 50848896), (448, 46308816), (476, 43584768), (504, 41163392), (512, 40520214), (544, 38136672), (576, 36017968), (612, 33899264), (672, 30872544), (714, 29056512), (768, 27013476), (816, 25424448), (896, 23154408), (952, 21792384), (1008, 20581696), (1024, 20260107), (1071, 19371008), (1088, 19068336), (1152, 18008984), (1224, 16949632), (1344, 15436272), (1428, 14528256), (1536, 13506738), (1632, 12712224), (1792, 11577204), (1904, 10896192), (2016, 10290848), (2142, 9685504), (2176, 9534168), (2304, 9004492), (2448, 8474816), (2688, 7718136), (2856, 7264128), (3072, 6753369), (3264, 6356112), (3584, 5788602), (3808, 5448096), (4032, 5145424), (4284, 4842752), (4352, 4767084), (4608, 4502246), (4896, 4237408), (5376, 3859068), (5712, 3632064), (6528, 3178056), (7168, 2894301), (7616, 2724048), (8064, 2572712), (8568, 2421376), (8704, 2383542), (9216, 2251123), (9792, 2118704), (10752, 1929534), (11424, 1816032), (13056, 1589028), (15232, 1362024), (16128, 1286356), (17136, 1210688), (17408, 1191771), (18917, 1096704), (19584, 1059352), (21504, 964767), (22848, 908016), (26112, 794514), (30464, 681012), (32256, 643178), (34272, 605344), (37834, 548352), (39168, 529676), (45696, 454008), (52224, 397257), (56751, 365568), (60928, 340506), (64512, 321589), (68544, 302672), (75668, 274176), (78336, 264838), (91392, 227004), (113502, 182784), (121856, 170253), (132419, 156672), (137088, 151336)]