2017690845

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{191341}}^1$

素因数の和:191405

約数の個数: 32

約数和(自身を含む): 3490078080

約数和(自身を除く): 1472387235

約数列:

[1, 3, 5, 15, 19, 37, 57, 95, 111, 185, 285, 555, 703, 2109, 3515, 10545, 191341, 574023, 956705, 2870115, 3635479, 7079617, 10906437, 18177395, 21238851, 35398085, 54532185, 106194255, 134512723, 403538169, 672563615, 2017690845]

約数ペア:

[(1, 2017690845), (3, 672563615), (5, 403538169), (15, 134512723), (19, 106194255), (37, 54532185), (57, 35398085), (95, 21238851), (111, 18177395), (185, 10906437), (285, 7079617), (555, 3635479), (703, 2870115), (2109, 956705), (3515, 574023), (10545, 191341)]