19909437768

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{8191}}^1$

素因数の和:8262

約数の個数: 240

約数和(自身を含む): 63280250880

約数和(自身を除く): 43370813112

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 31, 33, 36, 44, 54, 62, 66, 72, 81, 88, 93, 99, 108, 121, 124, 132, 162, 186, 198, 216, 242, 248, 264, 279, 297, 324, 341, 363, 372, 396, 484, 558, 594, 648, 682, 726, 744, 792, 837, 891, 968, 1023, 1089, 1116, 1188, 1364, 1452, 1674, 1782, 2046, 2178, 2232, 2376, 2511, 2728, 2904, 3069, 3267, 3348, 3564, 3751, 4092, 4356, 5022, 6138, 6534, 6696, 7128, 7502, 8184, 8191, 8712, 9207, 9801, 10044, 11253, 12276, 13068, 15004, 16382, 18414, 19602, 20088, 22506, 24552, 24573, 26136, 27621, 30008, 32764, 33759, 36828, 39204, 45012, 49146, 55242, 65528, 67518, 73656, 73719, 78408, 90024, 90101, 98292, 101277, 110484, 135036, 147438, 180202, 196584, 202554, 220968, 221157, 253921, 270072, 270303, 294876, 303831, 360404, 405108, 442314, 507842, 540606, 589752, 607662, 663471, 720808, 761763, 810216, 810909, 884628, 991111, 1015684, 1081212, 1215324, 1326942, 1523526, 1621818, 1769256, 1982222, 2031368, 2162424, 2285289, 2430648, 2432727, 2653884, 2793131, 2973333, 3047052, 3243636, 3964444, 4570578, 4865454, 5307768, 5586262, 5946666, 6094104, 6487272, 6855867, 7298181, 7928888, 8379393, 8919999, 9141156, 9730908, 11172524, 11893332, 13711734, 14596362, 16758786, 17839998, 18282312, 19461816, 20567601, 22345048, 23786664, 25138179, 26759997, 27423468, 29192724, 30724441, 33517572, 35679996, 41135202, 50276358, 53519994, 54846936, 58385448, 61448882, 67035144, 71359992, 75414537, 80279991, 82270404, 92173323, 100552716, 107039988, 122897764, 150829074, 160559982, 164540808, 184346646, 201105432, 214079976, 226243611, 245795528, 276519969, 301658148, 321119964, 368693292, 452487222, 553039938, 603316296, 642239928, 737386584, 829559907, 904974444, 1106079876, 1659119814, 1809948888, 2212159752, 2488679721, 3318239628, 4977359442, 6636479256, 9954718884, 19909437768]

約数ペア:

[(1, 19909437768), (2, 9954718884), (3, 6636479256), (4, 4977359442), (6, 3318239628), (8, 2488679721), (9, 2212159752), (11, 1809948888), (12, 1659119814), (18, 1106079876), (22, 904974444), (24, 829559907), (27, 737386584), (31, 642239928), (33, 603316296), (36, 553039938), (44, 452487222), (54, 368693292), (62, 321119964), (66, 301658148), (72, 276519969), (81, 245795528), (88, 226243611), (93, 214079976), (99, 201105432), (108, 184346646), (121, 164540808), (124, 160559982), (132, 150829074), (162, 122897764), (186, 107039988), (198, 100552716), (216, 92173323), (242, 82270404), (248, 80279991), (264, 75414537), (279, 71359992), (297, 67035144), (324, 61448882), (341, 58385448), (363, 54846936), (372, 53519994), (396, 50276358), (484, 41135202), (558, 35679996), (594, 33517572), (648, 30724441), (682, 29192724), (726, 27423468), (744, 26759997), (792, 25138179), (837, 23786664), (891, 22345048), (968, 20567601), (1023, 19461816), (1089, 18282312), (1116, 17839998), (1188, 16758786), (1364, 14596362), (1452, 13711734), (1674, 11893332), (1782, 11172524), (2046, 9730908), (2178, 9141156), (2232, 8919999), (2376, 8379393), (2511, 7928888), (2728, 7298181), (2904, 6855867), (3069, 6487272), (3267, 6094104), (3348, 5946666), (3564, 5586262), (3751, 5307768), (4092, 4865454), (4356, 4570578), (5022, 3964444), (6138, 3243636), (6534, 3047052), (6696, 2973333), (7128, 2793131), (7502, 2653884), (8184, 2432727), (8191, 2430648), (8712, 2285289), (9207, 2162424), (9801, 2031368), (10044, 1982222), (11253, 1769256), (12276, 1621818), (13068, 1523526), (15004, 1326942), (16382, 1215324), (18414, 1081212), (19602, 1015684), (20088, 991111), (22506, 884628), (24552, 810909), (24573, 810216), (26136, 761763), (27621, 720808), (30008, 663471), (32764, 607662), (33759, 589752), (36828, 540606), (39204, 507842), (45012, 442314), (49146, 405108), (55242, 360404), (65528, 303831), (67518, 294876), (73656, 270303), (73719, 270072), (78408, 253921), (90024, 221157), (90101, 220968), (98292, 202554), (101277, 196584), (110484, 180202), (135036, 147438)]