19320345

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1697}}^1$

素因数の和:1742

約数の個数: 48

約数和(自身を含む): 38143872

約数和(自身を除く): 18823527

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 759, 1035, 1265, 1697, 2277, 3795, 5091, 8485, 11385, 15273, 18667, 25455, 39031, 56001, 76365, 93335, 117093, 168003, 195155, 280005, 351279, 429341, 585465, 840015, 1288023, 1756395, 2146705, 3864069, 6440115, 19320345]

約数ペア:

[(1, 19320345), (3, 6440115), (5, 3864069), (9, 2146705), (11, 1756395), (15, 1288023), (23, 840015), (33, 585465), (45, 429341), (55, 351279), (69, 280005), (99, 195155), (115, 168003), (165, 117093), (207, 93335), (253, 76365), (345, 56001), (495, 39031), (759, 25455), (1035, 18667), (1265, 15273), (1697, 11385), (2277, 8485), (3795, 5091)]