19580605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1789}}^1$

素因数の和:2004

約数の個数: 16

約数和(自身を含む): 25776000

約数和(自身を除く): 6195395

約数列:

[1, 5, 11, 55, 199, 995, 1789, 2189, 8945, 10945, 19679, 98395, 356011, 1780055, 3916121, 19580605]

約数ペア:

[(1, 19580605), (5, 3916121), (11, 1780055), (55, 356011), (199, 98395), (995, 19679), (1789, 10945), (2189, 8945)]