20002719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{19553}}^1$

素因数の和:19598

約数の個数: 16

約数和(自身を含む): 30034944

約数和(自身を除く): 10032225

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 19553, 58659, 215083, 606143, 645249, 1818429, 6667573, 20002719]

約数ペア:

[(1, 20002719), (3, 6667573), (11, 1818429), (31, 645249), (33, 606143), (93, 215083), (341, 58659), (1023, 19553)]