19698644

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16361}}^1$

素因数の和:16415

約数の個数: 24

約数和(自身を含む): 40315968

約数和(自身を除く): 20617324

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 16361, 32722, 65444, 114527, 229054, 458108, 703523, 1407046, 2814092, 4924661, 9849322, 19698644]

約数ペア:

[(1, 19698644), (2, 9849322), (4, 4924661), (7, 2814092), (14, 1407046), (28, 703523), (43, 458108), (86, 229054), (172, 114527), (301, 65444), (602, 32722), (1204, 16361)]