20120869989

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1831001}}^1$

素因数の和:1831058

約数の個数: 32

約数和(自身を含む): 33397476480

約数和(自身を除く): 13276606491

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 297, 333, 407, 999, 1221, 3663, 10989, 1831001, 5493003, 16479009, 20141011, 49437027, 60423033, 67747037, 181269099, 203241111, 543807297, 609723333, 745217407, 1829169999, 2235652221, 6706956663, 20120869989]

約数ペア:

[(1, 20120869989), (3, 6706956663), (9, 2235652221), (11, 1829169999), (27, 745217407), (33, 609723333), (37, 543807297), (99, 203241111), (111, 181269099), (297, 67747037), (333, 60423033), (407, 49437027), (999, 20141011), (1221, 16479009), (3663, 5493003), (10989, 1831001)]