19788945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10903}}^1$

素因数の和:10933

約数の個数: 24

約数和(自身を含む): 34805568

約数和(自身を除く): 15016623

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 10903, 32709, 54515, 119933, 163545, 359799, 599665, 1319263, 1798995, 3957789, 6596315, 19788945]

約数ペア:

[(1, 19788945), (3, 6596315), (5, 3957789), (11, 1798995), (15, 1319263), (33, 599665), (55, 359799), (121, 163545), (165, 119933), (363, 54515), (605, 32709), (1815, 10903)]