18620279496

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{405989}}^1$

素因数の和:406028

約数の個数: 144

約数和(自身を含む): 63176103900

約数和(自身を除く): 44555824404

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 49, 52, 56, 63, 72, 78, 84, 91, 98, 104, 117, 126, 147, 156, 168, 182, 196, 234, 252, 273, 294, 312, 364, 392, 441, 468, 504, 546, 588, 637, 728, 819, 882, 936, 1092, 1176, 1274, 1638, 1764, 1911, 2184, 2548, 3276, 3528, 3822, 5096, 5733, 6552, 7644, 11466, 15288, 22932, 45864, 405989, 811978, 1217967, 1623956, 2435934, 2841923, 3247912, 3653901, 4871868, 5277857, 5683846, 7307802, 8525769, 9743736, 10555714, 11367692, 14615604, 15833571, 17051538, 19893461, 21111428, 22735384, 25577307, 29231208, 31667142, 34103076, 36944999, 39786922, 42222856, 47500713, 51154614, 59680383, 63334284, 68206152, 73889998, 79573844, 95001426, 102309228, 110834997, 119360766, 126668568, 147779996, 159147688, 179041149, 190002852, 204618456, 221669994, 238721532, 258614993, 295559992, 332504991, 358082298, 380005704, 443339988, 477443064, 517229986, 665009982, 716164596, 775844979, 886679976, 1034459972, 1330019964, 1432329192, 1551689958, 2068919944, 2327534937, 2660039928, 3103379916, 4655069874, 6206759832, 9310139748, 18620279496]

約数ペア:

[(1, 18620279496), (2, 9310139748), (3, 6206759832), (4, 4655069874), (6, 3103379916), (7, 2660039928), (8, 2327534937), (9, 2068919944), (12, 1551689958), (13, 1432329192), (14, 1330019964), (18, 1034459972), (21, 886679976), (24, 775844979), (26, 716164596), (28, 665009982), (36, 517229986), (39, 477443064), (42, 443339988), (49, 380005704), (52, 358082298), (56, 332504991), (63, 295559992), (72, 258614993), (78, 238721532), (84, 221669994), (91, 204618456), (98, 190002852), (104, 179041149), (117, 159147688), (126, 147779996), (147, 126668568), (156, 119360766), (168, 110834997), (182, 102309228), (196, 95001426), (234, 79573844), (252, 73889998), (273, 68206152), (294, 63334284), (312, 59680383), (364, 51154614), (392, 47500713), (441, 42222856), (468, 39786922), (504, 36944999), (546, 34103076), (588, 31667142), (637, 29231208), (728, 25577307), (819, 22735384), (882, 21111428), (936, 19893461), (1092, 17051538), (1176, 15833571), (1274, 14615604), (1638, 11367692), (1764, 10555714), (1911, 9743736), (2184, 8525769), (2548, 7307802), (3276, 5683846), (3528, 5277857), (3822, 4871868), (5096, 3653901), (5733, 3247912), (6552, 2841923), (7644, 2435934), (11466, 1623956), (15288, 1217967), (22932, 811978), (45864, 405989)]