19659003

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{673}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 32610816

約数和(自身を除く): 12951813

約数列:

[1, 3, 7, 13, 21, 39, 91, 107, 273, 321, 673, 749, 1391, 2019, 2247, 4173, 4711, 8749, 9737, 14133, 26247, 29211, 61243, 72011, 183729, 216033, 504077, 936143, 1512231, 2808429, 6553001, 19659003]

約数ペア:

[(1, 19659003), (3, 6553001), (7, 2808429), (13, 1512231), (21, 936143), (39, 504077), (91, 216033), (107, 183729), (273, 72011), (321, 61243), (673, 29211), (749, 26247), (1391, 14133), (2019, 9737), (2247, 8749), (4173, 4711)]