19170260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22291}}^1$

素因数の和:22343

約数の個数: 24

約数和(自身を含む): 41195616

約数和(自身を除く): 22025356

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 22291, 44582, 89164, 111455, 222910, 445820, 958513, 1917026, 3834052, 4792565, 9585130, 19170260]

約数ペア:

[(1, 19170260), (2, 9585130), (4, 4792565), (5, 3834052), (10, 1917026), (20, 958513), (43, 445820), (86, 222910), (172, 111455), (215, 89164), (430, 44582), (860, 22291)]