20145048

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{991}}^1$

素因数の和:1029

約数の個数: 96

約数和(自身を含む): 63329280

約数和(自身を除く): 43184232

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 121, 132, 154, 168, 231, 242, 264, 308, 363, 462, 484, 616, 726, 847, 924, 968, 991, 1452, 1694, 1848, 1982, 2541, 2904, 2973, 3388, 3964, 5082, 5946, 6776, 6937, 7928, 10164, 10901, 11892, 13874, 20328, 20811, 21802, 23784, 27748, 32703, 41622, 43604, 55496, 65406, 76307, 83244, 87208, 119911, 130812, 152614, 166488, 228921, 239822, 261624, 305228, 359733, 457842, 479644, 610456, 719466, 839377, 915684, 959288, 1438932, 1678754, 1831368, 2518131, 2877864, 3357508, 5036262, 6715016, 10072524, 20145048]

約数ペア:

[(1, 20145048), (2, 10072524), (3, 6715016), (4, 5036262), (6, 3357508), (7, 2877864), (8, 2518131), (11, 1831368), (12, 1678754), (14, 1438932), (21, 959288), (22, 915684), (24, 839377), (28, 719466), (33, 610456), (42, 479644), (44, 457842), (56, 359733), (66, 305228), (77, 261624), (84, 239822), (88, 228921), (121, 166488), (132, 152614), (154, 130812), (168, 119911), (231, 87208), (242, 83244), (264, 76307), (308, 65406), (363, 55496), (462, 43604), (484, 41622), (616, 32703), (726, 27748), (847, 23784), (924, 21802), (968, 20811), (991, 20328), (1452, 13874), (1694, 11892), (1848, 10901), (1982, 10164), (2541, 7928), (2904, 6937), (2973, 6776), (3388, 5946), (3964, 5082)]