19817577

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1583}}^1$

素因数の和:1709

約数の個数: 24

約数和(自身を含む): 31135104

約数和(自身を除く): 11317527

約数列:

[1, 3, 9, 13, 39, 107, 117, 321, 963, 1391, 1583, 4173, 4749, 12519, 14247, 20579, 61737, 169381, 185211, 508143, 1524429, 2201953, 6605859, 19817577]

約数ペア:

[(1, 19817577), (3, 6605859), (9, 2201953), (13, 1524429), (39, 508143), (107, 185211), (117, 169381), (321, 61737), (963, 20579), (1391, 14247), (1583, 12519), (4173, 4749)]