18503017

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3257}}^1$

素因数の和:3312

約数の個数: 16

約数和(自身を含む): 21893760

約数和(自身を除く): 3390743

約数列:

[1, 13, 19, 23, 247, 299, 437, 3257, 5681, 42341, 61883, 74911, 804479, 973843, 1423309, 18503017]

約数ペア:

[(1, 18503017), (13, 1423309), (19, 973843), (23, 804479), (247, 74911), (299, 61883), (437, 42341), (3257, 5681)]