19691217

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24043}}^1$

素因数の和:24069

約数の個数: 24

約数和(自身を含む): 35008064

約数和(自身を除く): 15316847

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 24043, 72129, 168301, 216387, 312559, 504903, 937677, 1514709, 2187913, 2813031, 6563739, 19691217]

約数ペア:

[(1, 19691217), (3, 6563739), (7, 2813031), (9, 2187913), (13, 1514709), (21, 937677), (39, 504903), (63, 312559), (91, 216387), (117, 168301), (273, 72129), (819, 24043)]