20451857888

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{1399}}^1$

素因数の和:1793

約数の個数: 192

約数和(自身を含む): 53343360000

約数和(自身を除く): 32891502112

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 68, 77, 88, 112, 119, 136, 154, 176, 187, 224, 238, 272, 308, 349, 352, 374, 476, 544, 616, 698, 748, 952, 1232, 1309, 1396, 1399, 1496, 1904, 2443, 2464, 2618, 2792, 2798, 2992, 3808, 3839, 4886, 5236, 5584, 5596, 5933, 5984, 7678, 9772, 9793, 10472, 11168, 11192, 11866, 15356, 15389, 19544, 19586, 20944, 22384, 23732, 23783, 26873, 30712, 30778, 39088, 39172, 41531, 41888, 44768, 47464, 47566, 53746, 61424, 61556, 65263, 78176, 78344, 83062, 94928, 95132, 107492, 107723, 122848, 123112, 130526, 156688, 166124, 166481, 189856, 190264, 214984, 215446, 246224, 261052, 261613, 313376, 332248, 332962, 380528, 429968, 430892, 456841, 488251, 492448, 522104, 523226, 664496, 665924, 761056, 859936, 861784, 913682, 976502, 1044208, 1046452, 1328992, 1331848, 1723568, 1827364, 1831291, 1953004, 2088416, 2092904, 2663696, 3417757, 3447136, 3654728, 3662582, 3906008, 4185808, 5327392, 5370761, 6835514, 7309456, 7325164, 7812016, 8300267, 8371616, 10741522, 13671028, 14618912, 14650328, 15624032, 16600534, 21483044, 27342056, 29300656, 33201068, 37595327, 42966088, 54684112, 58101869, 58601312, 66402136, 75190654, 85932176, 91302937, 109368224, 116203738, 132804272, 150381308, 171864352, 182605874, 232407476, 265608544, 300762616, 365211748, 464814952, 601525232, 639120559, 730423496, 929629904, 1203050464, 1278241118, 1460846992, 1859259808, 2556482236, 2921693984, 5112964472, 10225928944, 20451857888]

約数ペア:

[(1, 20451857888), (2, 10225928944), (4, 5112964472), (7, 2921693984), (8, 2556482236), (11, 1859259808), (14, 1460846992), (16, 1278241118), (17, 1203050464), (22, 929629904), (28, 730423496), (32, 639120559), (34, 601525232), (44, 464814952), (56, 365211748), (68, 300762616), (77, 265608544), (88, 232407476), (112, 182605874), (119, 171864352), (136, 150381308), (154, 132804272), (176, 116203738), (187, 109368224), (224, 91302937), (238, 85932176), (272, 75190654), (308, 66402136), (349, 58601312), (352, 58101869), (374, 54684112), (476, 42966088), (544, 37595327), (616, 33201068), (698, 29300656), (748, 27342056), (952, 21483044), (1232, 16600534), (1309, 15624032), (1396, 14650328), (1399, 14618912), (1496, 13671028), (1904, 10741522), (2443, 8371616), (2464, 8300267), (2618, 7812016), (2792, 7325164), (2798, 7309456), (2992, 6835514), (3808, 5370761), (3839, 5327392), (4886, 4185808), (5236, 3906008), (5584, 3662582), (5596, 3654728), (5933, 3447136), (5984, 3417757), (7678, 2663696), (9772, 2092904), (9793, 2088416), (10472, 1953004), (11168, 1831291), (11192, 1827364), (11866, 1723568), (15356, 1331848), (15389, 1328992), (19544, 1046452), (19586, 1044208), (20944, 976502), (22384, 913682), (23732, 861784), (23783, 859936), (26873, 761056), (30712, 665924), (30778, 664496), (39088, 523226), (39172, 522104), (41531, 492448), (41888, 488251), (44768, 456841), (47464, 430892), (47566, 429968), (53746, 380528), (61424, 332962), (61556, 332248), (65263, 313376), (78176, 261613), (78344, 261052), (83062, 246224), (94928, 215446), (95132, 214984), (107492, 190264), (107723, 189856), (122848, 166481), (123112, 166124), (130526, 156688)]