17990052788

素因数分解:

$2^2\times {\mathrm{4937}}^1\times {\mathrm{910981}}^1$

素因数の和:915922

約数の個数: 12

約数和(自身を含む): 31489003812

約数和(自身を除く): 13498951024

約数列:

[1, 2, 4, 4937, 9874, 19748, 910981, 1821962, 3643924, 4497513197, 8995026394, 17990052788]

約数ペア:

[(1, 17990052788), (2, 8995026394), (4, 4497513197), (4937, 3643924), (9874, 1821962), (19748, 910981)]