20851071696

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{51329}}^1$

素因数の和:51394

約数の個数: 240

約数和(自身を含む): 74138588160

約数和(自身を除く): 53287516464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 31, 36, 39, 42, 48, 52, 56, 62, 63, 72, 78, 84, 91, 93, 104, 112, 117, 124, 126, 144, 156, 168, 182, 186, 208, 217, 234, 248, 252, 273, 279, 312, 336, 364, 372, 403, 434, 468, 496, 504, 546, 558, 624, 651, 728, 744, 806, 819, 868, 936, 1008, 1092, 1116, 1209, 1302, 1456, 1488, 1612, 1638, 1736, 1872, 1953, 2184, 2232, 2418, 2604, 2821, 3224, 3276, 3472, 3627, 3906, 4368, 4464, 4836, 5208, 5642, 6448, 6552, 7254, 7812, 8463, 9672, 10416, 11284, 13104, 14508, 15624, 16926, 19344, 22568, 25389, 29016, 31248, 33852, 45136, 50778, 51329, 58032, 67704, 101556, 102658, 135408, 153987, 203112, 205316, 307974, 359303, 406224, 410632, 461961, 615948, 667277, 718606, 821264, 923922, 1077909, 1231896, 1334554, 1437212, 1591199, 1847844, 2001831, 2155818, 2463792, 2669108, 2874424, 3182398, 3233727, 3695688, 4003662, 4311636, 4670939, 4773597, 5338216, 5748848, 6005493, 6364796, 6467454, 7391376, 8007324, 8623272, 9341878, 9547194, 10676432, 11138393, 12010986, 12729592, 12934908, 14012817, 14320791, 16014648, 17246544, 18683756, 19094388, 20685587, 22276786, 24021972, 25459184, 25869816, 28025634, 28641582, 32029296, 33415179, 37367512, 38188776, 41371174, 42038451, 44553572, 48043944, 51739632, 56051268, 57283164, 62056761, 66830358, 74735024, 76377552, 82742348, 84076902, 89107144, 96087888, 100245537, 112102536, 114566328, 124113522, 133660716, 144799109, 165484696, 168153804, 178214288, 186170283, 200491074, 224205072, 229132656, 248227044, 267321432, 289598218, 330969392, 336307608, 372340566, 400982148, 434397327, 496454088, 534642864, 579196436, 672615216, 744681132, 801964296, 868794654, 992908176, 1158392872, 1303191981, 1489362264, 1603928592, 1737589308, 2316785744, 2606383962, 2978724528, 3475178616, 5212767924, 6950357232, 10425535848, 20851071696]

約数ペア:

[(1, 20851071696), (2, 10425535848), (3, 6950357232), (4, 5212767924), (6, 3475178616), (7, 2978724528), (8, 2606383962), (9, 2316785744), (12, 1737589308), (13, 1603928592), (14, 1489362264), (16, 1303191981), (18, 1158392872), (21, 992908176), (24, 868794654), (26, 801964296), (28, 744681132), (31, 672615216), (36, 579196436), (39, 534642864), (42, 496454088), (48, 434397327), (52, 400982148), (56, 372340566), (62, 336307608), (63, 330969392), (72, 289598218), (78, 267321432), (84, 248227044), (91, 229132656), (93, 224205072), (104, 200491074), (112, 186170283), (117, 178214288), (124, 168153804), (126, 165484696), (144, 144799109), (156, 133660716), (168, 124113522), (182, 114566328), (186, 112102536), (208, 100245537), (217, 96087888), (234, 89107144), (248, 84076902), (252, 82742348), (273, 76377552), (279, 74735024), (312, 66830358), (336, 62056761), (364, 57283164), (372, 56051268), (403, 51739632), (434, 48043944), (468, 44553572), (496, 42038451), (504, 41371174), (546, 38188776), (558, 37367512), (624, 33415179), (651, 32029296), (728, 28641582), (744, 28025634), (806, 25869816), (819, 25459184), (868, 24021972), (936, 22276786), (1008, 20685587), (1092, 19094388), (1116, 18683756), (1209, 17246544), (1302, 16014648), (1456, 14320791), (1488, 14012817), (1612, 12934908), (1638, 12729592), (1736, 12010986), (1872, 11138393), (1953, 10676432), (2184, 9547194), (2232, 9341878), (2418, 8623272), (2604, 8007324), (2821, 7391376), (3224, 6467454), (3276, 6364796), (3472, 6005493), (3627, 5748848), (3906, 5338216), (4368, 4773597), (4464, 4670939), (4836, 4311636), (5208, 4003662), (5642, 3695688), (6448, 3233727), (6552, 3182398), (7254, 2874424), (7812, 2669108), (8463, 2463792), (9672, 2155818), (10416, 2001831), (11284, 1847844), (13104, 1591199), (14508, 1437212), (15624, 1334554), (16926, 1231896), (19344, 1077909), (22568, 923922), (25389, 821264), (29016, 718606), (31248, 667277), (33852, 615948), (45136, 461961), (50778, 410632), (51329, 406224), (58032, 359303), (67704, 307974), (101556, 205316), (102658, 203112), (135408, 153987)]