18022995

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5641}}^1$

素因数の和:5723

約数の個数: 24

約数和(自身を含む): 31685472

約数和(自身を除く): 13662477

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 5641, 16923, 28205, 50769, 84615, 253845, 400511, 1201533, 2002555, 3604599, 6007665, 18022995]

約数ペア:

[(1, 18022995), (3, 6007665), (5, 3604599), (9, 2002555), (15, 1201533), (45, 400511), (71, 253845), (213, 84615), (355, 50769), (639, 28205), (1065, 16923), (3195, 5641)]