1801998

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 4492800

約数和(自身を除く): 2690802

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 418, 479, 627, 958, 1254, 1437, 1881, 2874, 3762, 4311, 5269, 8622, 9101, 10538, 15807, 18202, 27303, 31614, 47421, 54606, 81909, 94842, 100111, 163818, 200222, 300333, 600666, 900999, 1801998]

約数ペア:

[(1, 1801998), (2, 900999), (3, 600666), (6, 300333), (9, 200222), (11, 163818), (18, 100111), (19, 94842), (22, 81909), (33, 54606), (38, 47421), (57, 31614), (66, 27303), (99, 18202), (114, 15807), (171, 10538), (198, 9101), (209, 8622), (342, 5269), (418, 4311), (479, 3762), (627, 2874), (958, 1881), (1254, 1437)]