2042578945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1954621}}^1$

素因数の和:1954656

約数の個数: 16

約数和(自身を含む): 2814655680

約数和(自身を除く): 772076735

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 1954621, 9773105, 21500831, 37137799, 107504155, 185688995, 408515789, 2042578945]

約数ペア:

[(1, 2042578945), (5, 408515789), (11, 185688995), (19, 107504155), (55, 37137799), (95, 21500831), (209, 9773105), (1045, 1954621)]