18922423

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 22135680

約数和(自身を除く): 3213257

約数列:

[1, 13, 19, 71, 83, 169, 247, 923, 1079, 1349, 1577, 3211, 5893, 11999, 14027, 17537, 20501, 76609, 111967, 227981, 266513, 995917, 1455571, 18922423]

約数ペア:

[(1, 18922423), (13, 1455571), (19, 995917), (71, 266513), (83, 227981), (169, 111967), (247, 76609), (923, 20501), (1079, 17537), (1349, 14027), (1577, 11999), (3211, 5893)]