18883788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 55738368

約数和(自身を除く): 36854580

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 107, 132, 154, 191, 214, 231, 308, 321, 382, 428, 462, 573, 642, 749, 764, 924, 1146, 1177, 1284, 1337, 1498, 2101, 2247, 2292, 2354, 2674, 2996, 3531, 4011, 4202, 4494, 4708, 5348, 6303, 7062, 8022, 8239, 8404, 8988, 12606, 14124, 14707, 16044, 16478, 20437, 24717, 25212, 29414, 32956, 40874, 44121, 49434, 58828, 61311, 81748, 88242, 98868, 122622, 143059, 176484, 224807, 245244, 286118, 429177, 449614, 572236, 674421, 858354, 899228, 1348842, 1573649, 1716708, 2697684, 3147298, 4720947, 6294596, 9441894, 18883788]

約数ペア:

[(1, 18883788), (2, 9441894), (3, 6294596), (4, 4720947), (6, 3147298), (7, 2697684), (11, 1716708), (12, 1573649), (14, 1348842), (21, 899228), (22, 858354), (28, 674421), (33, 572236), (42, 449614), (44, 429177), (66, 286118), (77, 245244), (84, 224807), (107, 176484), (132, 143059), (154, 122622), (191, 98868), (214, 88242), (231, 81748), (308, 61311), (321, 58828), (382, 49434), (428, 44121), (462, 40874), (573, 32956), (642, 29414), (749, 25212), (764, 24717), (924, 20437), (1146, 16478), (1177, 16044), (1284, 14707), (1337, 14124), (1498, 12606), (2101, 8988), (2247, 8404), (2292, 8239), (2354, 8022), (2674, 7062), (2996, 6303), (3531, 5348), (4011, 4708), (4202, 4494)]