18713514

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{72533}}^1$

素因数の和:72581

約数の個数: 16

約数和(自身を含む): 38297952

約数和(自身を除く): 19584438

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 72533, 145066, 217599, 435198, 3118919, 6237838, 9356757, 18713514]

約数ペア:

[(1, 18713514), (2, 9356757), (3, 6237838), (6, 3118919), (43, 435198), (86, 217599), (129, 145066), (258, 72533)]