20182554

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 51840000

約数和(自身を除く): 31657446

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 107, 126, 189, 214, 321, 378, 499, 642, 749, 963, 998, 1497, 1498, 1926, 2247, 2889, 2994, 3493, 4491, 4494, 5778, 6741, 6986, 8982, 10479, 13473, 13482, 20223, 20958, 26946, 31437, 40446, 53393, 62874, 94311, 106786, 160179, 188622, 320358, 373751, 480537, 747502, 961074, 1121253, 1441611, 2242506, 2883222, 3363759, 6727518, 10091277, 20182554]

約数ペア:

[(1, 20182554), (2, 10091277), (3, 6727518), (6, 3363759), (7, 2883222), (9, 2242506), (14, 1441611), (18, 1121253), (21, 961074), (27, 747502), (42, 480537), (54, 373751), (63, 320358), (107, 188622), (126, 160179), (189, 106786), (214, 94311), (321, 62874), (378, 53393), (499, 40446), (642, 31437), (749, 26946), (963, 20958), (998, 20223), (1497, 13482), (1498, 13473), (1926, 10479), (2247, 8982), (2889, 6986), (2994, 6741), (3493, 5778), (4491, 4494)]