19470670

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{17863}}^1$

素因数の和:17979

約数の個数: 16

約数和(自身を含む): 35370720

約数和(自身を除く): 15900050

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 17863, 35726, 89315, 178630, 1947067, 3894134, 9735335, 19470670]

約数ペア:

[(1, 19470670), (2, 9735335), (5, 3894134), (10, 1947067), (109, 178630), (218, 89315), (545, 35726), (1090, 17863)]