17823969

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{1117}}^1$

素因数の和:1326

約数の個数: 20

約数和(自身を含む): 26785044

約数和(自身を除く): 8961075

約数列:

[1, 3, 9, 27, 81, 197, 591, 1117, 1773, 3351, 5319, 10053, 15957, 30159, 90477, 220049, 660147, 1980441, 5941323, 17823969]

約数ペア:

[(1, 17823969), (3, 5941323), (9, 1980441), (27, 660147), (81, 220049), (197, 90477), (591, 30159), (1117, 15957), (1773, 10053), (3351, 5319)]