1809248495

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{81737}}^1$

素因数の和:81994

約数の個数: 16

約数和(自身を含む): 2295203040

約数和(自身を除く): 485954545

約数列:

[1, 5, 19, 95, 233, 1165, 4427, 22135, 81737, 408685, 1553003, 7765015, 19044721, 95223605, 361849699, 1809248495]

約数ペア:

[(1, 1809248495), (5, 361849699), (19, 95223605), (95, 19044721), (233, 7765015), (1165, 1553003), (4427, 408685), (22135, 81737)]