20161893492

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1\times {\mathrm{641}}^1$

素因数の和:1231

約数の個数: 192

約数和(自身を含む): 57802187520

約数和(自身を除く): 37640294028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 43, 52, 54, 78, 86, 108, 117, 129, 156, 172, 234, 258, 351, 387, 468, 516, 521, 559, 641, 702, 774, 1042, 1118, 1161, 1282, 1404, 1548, 1563, 1677, 1923, 2084, 2236, 2322, 2564, 3126, 3354, 3846, 4644, 4689, 5031, 5769, 6252, 6708, 6773, 7692, 8333, 9378, 10062, 11538, 13546, 14067, 15093, 16666, 17307, 18756, 20124, 20319, 22403, 23076, 24999, 27092, 27563, 28134, 30186, 33332, 34614, 40638, 44806, 49998, 55126, 56268, 60372, 60957, 67209, 69228, 74997, 81276, 82689, 89612, 99996, 110252, 121914, 134418, 149994, 165378, 182871, 201627, 224991, 243828, 248067, 268836, 291239, 299988, 330756, 333961, 358319, 365742, 403254, 449982, 496134, 582478, 604881, 667922, 716638, 731484, 744201, 806508, 873717, 899964, 992268, 1001883, 1074957, 1164956, 1209762, 1335844, 1433276, 1488402, 1747434, 2003766, 2149914, 2419524, 2621151, 2976804, 3005649, 3224871, 3494868, 4007532, 4299828, 4341493, 5242302, 6011298, 6449742, 7863453, 8682986, 9016947, 9674613, 10484604, 12022596, 12899484, 13024479, 14360323, 15726906, 17365972, 18033894, 19349226, 26048958, 28720646, 31453812, 36067788, 38698452, 39073437, 43080969, 52097916, 57441292, 78146874, 86161938, 117220311, 129242907, 156293748, 172323876, 186684199, 234440622, 258485814, 373368398, 387728721, 468881244, 516971628, 560052597, 746736796, 775457442, 1120105194, 1550914884, 1680157791, 2240210388, 3360315582, 5040473373, 6720631164, 10080946746, 20161893492]

約数ペア:

[(1, 20161893492), (2, 10080946746), (3, 6720631164), (4, 5040473373), (6, 3360315582), (9, 2240210388), (12, 1680157791), (13, 1550914884), (18, 1120105194), (26, 775457442), (27, 746736796), (36, 560052597), (39, 516971628), (43, 468881244), (52, 387728721), (54, 373368398), (78, 258485814), (86, 234440622), (108, 186684199), (117, 172323876), (129, 156293748), (156, 129242907), (172, 117220311), (234, 86161938), (258, 78146874), (351, 57441292), (387, 52097916), (468, 43080969), (516, 39073437), (521, 38698452), (559, 36067788), (641, 31453812), (702, 28720646), (774, 26048958), (1042, 19349226), (1118, 18033894), (1161, 17365972), (1282, 15726906), (1404, 14360323), (1548, 13024479), (1563, 12899484), (1677, 12022596), (1923, 10484604), (2084, 9674613), (2236, 9016947), (2322, 8682986), (2564, 7863453), (3126, 6449742), (3354, 6011298), (3846, 5242302), (4644, 4341493), (4689, 4299828), (5031, 4007532), (5769, 3494868), (6252, 3224871), (6708, 3005649), (6773, 2976804), (7692, 2621151), (8333, 2419524), (9378, 2149914), (10062, 2003766), (11538, 1747434), (13546, 1488402), (14067, 1433276), (15093, 1335844), (16666, 1209762), (17307, 1164956), (18756, 1074957), (20124, 1001883), (20319, 992268), (22403, 899964), (23076, 873717), (24999, 806508), (27092, 744201), (27563, 731484), (28134, 716638), (30186, 667922), (33332, 604881), (34614, 582478), (40638, 496134), (44806, 449982), (49998, 403254), (55126, 365742), (56268, 358319), (60372, 333961), (60957, 330756), (67209, 299988), (69228, 291239), (74997, 268836), (81276, 248067), (82689, 243828), (89612, 224991), (99996, 201627), (110252, 182871), (121914, 165378), (134418, 149994)]