12660578544

素因数分解:

$2^4\times 3^1\times {\mathrm{1999}}^1\times {\mathrm{131947}}^1$

素因数の和:133957

約数の個数: 40

約数和(自身を含む): 32723104000

約数和(自身を除く): 20062525456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1999, 3998, 5997, 7996, 11994, 15992, 23988, 31984, 47976, 95952, 131947, 263894, 395841, 527788, 791682, 1055576, 1583364, 2111152, 3166728, 6333456, 263762053, 527524106, 791286159, 1055048212, 1582572318, 2110096424, 3165144636, 4220192848, 6330289272, 12660578544]

約数ペア:

[(1, 12660578544), (2, 6330289272), (3, 4220192848), (4, 3165144636), (6, 2110096424), (8, 1582572318), (12, 1055048212), (16, 791286159), (24, 527524106), (48, 263762053), (1999, 6333456), (3998, 3166728), (5997, 2111152), (7996, 1583364), (11994, 1055576), (15992, 791682), (23988, 527788), (31984, 395841), (47976, 263894), (95952, 131947)]