19726042

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61261}}^1$

素因数の和:61293

約数の個数: 16

約数和(自身を含む): 35286912

約数和(自身を除く): 15560870

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 61261, 122522, 428827, 857654, 1409003, 2818006, 9863021, 19726042]

約数ペア:

[(1, 19726042), (2, 9863021), (7, 2818006), (14, 1409003), (23, 857654), (46, 428827), (161, 122522), (322, 61261)]