2008797895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43961}}^1$

素因数の和:44035

約数の個数: 32

約数和(自身を含む): 2806534080

約数和(自身を除く): 797736185

約数列:

[1, 5, 13, 19, 37, 65, 95, 185, 247, 481, 703, 1235, 2405, 3515, 9139, 43961, 45695, 219805, 571493, 835259, 1626557, 2857465, 4176295, 8132785, 10858367, 21145241, 30904583, 54291835, 105726205, 154522915, 401759579, 2008797895]

約数ペア:

[(1, 2008797895), (5, 401759579), (13, 154522915), (19, 105726205), (37, 54291835), (65, 30904583), (95, 21145241), (185, 10858367), (247, 8132785), (481, 4176295), (703, 2857465), (1235, 1626557), (2405, 835259), (3515, 571493), (9139, 219805), (43961, 45695)]