19691451

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{56101}}^1$

素因数の和:56123

約数の個数: 16

約数和(自身を含む): 31417120

約数和(自身を除く): 11725669

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 56101, 168303, 504909, 729313, 1514727, 2187939, 6563817, 19691451]

約数ペア:

[(1, 19691451), (3, 6563817), (9, 2187939), (13, 1514727), (27, 729313), (39, 504909), (117, 168303), (351, 56101)]