19873491865

素因数分解:

$5^1\times {\mathrm{547}}^1\times {\mathrm{1549}}^1\times {\mathrm{4691}}^1$

素因数の和:6792

約数の個数: 16

約数和(自身を含む): 23912308800

約数和(自身を除く): 4038816935

約数列:

[1, 5, 547, 1549, 2735, 4691, 7745, 23455, 847303, 2565977, 4236515, 7266359, 12829885, 36331795, 3974698373, 19873491865]

約数ペア:

[(1, 19873491865), (5, 3974698373), (547, 36331795), (1549, 12829885), (2735, 7266359), (4691, 4236515), (7745, 2565977), (23455, 847303)]