20917284

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{47111}}^1$

素因数の和:47155

約数の個数: 24

約数和(自身を含む): 50127168

約数和(自身を除く): 29209884

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 47111, 94222, 141333, 188444, 282666, 565332, 1743107, 3486214, 5229321, 6972428, 10458642, 20917284]

約数ペア:

[(1, 20917284), (2, 10458642), (3, 6972428), (4, 5229321), (6, 3486214), (12, 1743107), (37, 565332), (74, 282666), (111, 188444), (148, 141333), (222, 94222), (444, 47111)]