19806585

素因数分解:

$3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{5479}}^1$

素因数の和:5728

約数の個数: 16

約数和(自身を含む): 31827840

約数和(自身を除く): 12021255

約数列:

[1, 3, 5, 15, 241, 723, 1205, 3615, 5479, 16437, 27395, 82185, 1320439, 3961317, 6602195, 19806585]

約数ペア:

[(1, 19806585), (3, 6602195), (5, 3961317), (15, 1320439), (241, 82185), (723, 27395), (1205, 16437), (3615, 5479)]