18239039

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5417}}^1$

素因数の和:5474

約数の個数: 16

約数和(自身を含む): 23059008

約数和(自身を除く): 4819969

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 5417, 37919, 70421, 200429, 492947, 1403003, 2605577, 18239039]

約数ペア:

[(1, 18239039), (7, 2605577), (13, 1403003), (37, 492947), (91, 200429), (259, 70421), (481, 37919), (3367, 5417)]