20138757957

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131625869}}^1$

素因数の和:131625892

約数の個数: 12

約数和(自身を含む): 30800453580

約数和(自身を除く): 10661695623

約数列:

[1, 3, 9, 17, 51, 153, 131625869, 394877607, 1184632821, 2237639773, 6712919319, 20138757957]

約数ペア:

[(1, 20138757957), (3, 6712919319), (9, 2237639773), (17, 1184632821), (51, 394877607), (153, 131625869)]