19318743

素因数分解:

$3^5\times {\mathrm{107}}^1\times {\mathrm{743}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 29248128

約数和(自身を除く): 9929385

約数列:

[1, 3, 9, 27, 81, 107, 243, 321, 743, 963, 2229, 2889, 6687, 8667, 20061, 26001, 60183, 79501, 180549, 238503, 715509, 2146527, 6439581, 19318743]

約数ペア:

[(1, 19318743), (3, 6439581), (9, 2146527), (27, 715509), (81, 238503), (107, 180549), (243, 79501), (321, 60183), (743, 26001), (963, 20061), (2229, 8667), (2889, 6687)]