20178163746

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{9157}}^1$

素因数の和:9297

約数の個数: 128

約数和(自身を含む): 50094992640

約数和(自身を除く): 29916828894

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 73, 78, 86, 117, 129, 146, 219, 234, 258, 351, 387, 438, 559, 657, 702, 774, 949, 1118, 1161, 1314, 1677, 1898, 1971, 2322, 2847, 3139, 3354, 3942, 5031, 5694, 6278, 8541, 9157, 9417, 10062, 15093, 17082, 18314, 18834, 25623, 27471, 28251, 30186, 40807, 51246, 54942, 56502, 81614, 82413, 84753, 119041, 122421, 164826, 169506, 238082, 244842, 247239, 357123, 367263, 393751, 494478, 668461, 714246, 734526, 787502, 1071369, 1101789, 1181253, 1336922, 2005383, 2142738, 2203578, 2362506, 3214107, 3543759, 4010766, 5118763, 6016149, 6428214, 7087518, 8689993, 10237526, 10631277, 12032298, 15356289, 17379986, 18048447, 21262554, 26069979, 28743823, 30712578, 36096894, 46068867, 52139958, 57487646, 78209937, 86231469, 92137734, 138206601, 156419874, 172462938, 234629811, 258694407, 276413202, 373669699, 469259622, 517388814, 747339398, 776083221, 1121009097, 1552166442, 2242018194, 3363027291, 6726054582, 10089081873, 20178163746]

約数ペア:

[(1, 20178163746), (2, 10089081873), (3, 6726054582), (6, 3363027291), (9, 2242018194), (13, 1552166442), (18, 1121009097), (26, 776083221), (27, 747339398), (39, 517388814), (43, 469259622), (54, 373669699), (73, 276413202), (78, 258694407), (86, 234629811), (117, 172462938), (129, 156419874), (146, 138206601), (219, 92137734), (234, 86231469), (258, 78209937), (351, 57487646), (387, 52139958), (438, 46068867), (559, 36096894), (657, 30712578), (702, 28743823), (774, 26069979), (949, 21262554), (1118, 18048447), (1161, 17379986), (1314, 15356289), (1677, 12032298), (1898, 10631277), (1971, 10237526), (2322, 8689993), (2847, 7087518), (3139, 6428214), (3354, 6016149), (3942, 5118763), (5031, 4010766), (5694, 3543759), (6278, 3214107), (8541, 2362506), (9157, 2203578), (9417, 2142738), (10062, 2005383), (15093, 1336922), (17082, 1181253), (18314, 1101789), (18834, 1071369), (25623, 787502), (27471, 734526), (28251, 714246), (30186, 668461), (40807, 494478), (51246, 393751), (54942, 367263), (56502, 357123), (81614, 247239), (82413, 244842), (84753, 238082), (119041, 169506), (122421, 164826)]