20530179

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{2243}}^1$

素因数の和:2368

約数の個数: 20

約数和(自身を含む): 30953736

約数和(自身を除く): 10423557

約数列:

[1, 3, 9, 27, 81, 113, 339, 1017, 2243, 3051, 6729, 9153, 20187, 60561, 181683, 253459, 760377, 2281131, 6843393, 20530179]

約数ペア:

[(1, 20530179), (3, 6843393), (9, 2281131), (27, 760377), (81, 253459), (113, 181683), (339, 60561), (1017, 20187), (2243, 9153), (3051, 6729)]