20025585

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4159}}^1$

素因数の和:4277

約数の個数: 24

約数和(自身を含む): 35043840

約数和(自身を除く): 15018255

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 535, 963, 1605, 4159, 4815, 12477, 20795, 37431, 62385, 187155, 445013, 1335039, 2225065, 4005117, 6675195, 20025585]

約数ペア:

[(1, 20025585), (3, 6675195), (5, 4005117), (9, 2225065), (15, 1335039), (45, 445013), (107, 187155), (321, 62385), (535, 37431), (963, 20795), (1605, 12477), (4159, 4815)]