19184039

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 23269680

約数和(自身を除く): 4085641

約数列:

[1, 7, 49, 53, 83, 89, 371, 581, 623, 2597, 4067, 4361, 4399, 4717, 7387, 30793, 33019, 51709, 215551, 231133, 361963, 391511, 2740577, 19184039]

約数ペア:

[(1, 19184039), (7, 2740577), (49, 391511), (53, 361963), (83, 231133), (89, 215551), (371, 51709), (581, 33019), (623, 30793), (2597, 7387), (4067, 4717), (4361, 4399)]