18315613

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:516

約数の個数: 16

約数和(自身を含む): 20442240

約数和(自身を除く): 2126627

約数列:

[1, 17, 23, 139, 337, 391, 2363, 3197, 5729, 7751, 46843, 54349, 131767, 796331, 1077389, 18315613]

約数ペア:

[(1, 18315613), (17, 1077389), (23, 796331), (139, 131767), (337, 54349), (391, 46843), (2363, 7751), (3197, 5729)]