2005206918

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{212461}}^1$

素因数の和:212501

約数の個数: 48

約数和(自身を含む): 4747250928

約数和(自身を除く): 2742044010

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 121, 143, 242, 286, 363, 429, 726, 858, 1573, 3146, 4719, 9438, 212461, 424922, 637383, 1274766, 2337071, 2761993, 4674142, 5523986, 7011213, 8285979, 14022426, 16571958, 25707781, 30381923, 51415562, 60763846, 77123343, 91145769, 154246686, 182291538, 334201153, 668402306, 1002603459, 2005206918]

約数ペア:

[(1, 2005206918), (2, 1002603459), (3, 668402306), (6, 334201153), (11, 182291538), (13, 154246686), (22, 91145769), (26, 77123343), (33, 60763846), (39, 51415562), (66, 30381923), (78, 25707781), (121, 16571958), (143, 14022426), (242, 8285979), (286, 7011213), (363, 5523986), (429, 4674142), (726, 2761993), (858, 2337071), (1573, 1274766), (3146, 637383), (4719, 424922), (9438, 212461)]