12220439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8353}}^1$

素因数の和:8390

約数の個数: 16

約数和(自身を含む): 16039680

約数和(自身を除く): 3819241

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 8353, 58471, 91883, 158707, 643181, 1110949, 1745777, 12220439]

約数ペア:

[(1, 12220439), (7, 1745777), (11, 1110949), (19, 643181), (77, 158707), (133, 91883), (209, 58471), (1463, 8353)]