19745047

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4789}}^1$

素因数の和:4846

約数の個数: 16

約数和(自身を含む): 24524800

約数和(自身を除く): 4779753

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 4789, 33523, 90991, 148459, 636937, 1039213, 2820721, 19745047]

約数ペア:

[(1, 19745047), (7, 2820721), (19, 1039213), (31, 636937), (133, 148459), (217, 90991), (589, 33523), (4123, 4789)]