20135497

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{193}}^1$

素因数の和:265

約数の個数: 18

約数和(自身を含む): 22691598

約数和(自身を除く): 2556101

約数列:

[1, 17, 19, 193, 289, 323, 361, 3281, 3667, 5491, 6137, 55777, 62339, 69673, 104329, 1059763, 1184441, 20135497]

約数ペア:

[(1, 20135497), (17, 1184441), (19, 1059763), (193, 104329), (289, 69673), (323, 62339), (361, 55777), (3281, 6137), (3667, 5491)]