11867828

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9857}}^1$

素因数の和:9911

約数の個数: 24

約数和(自身を含む): 24290112

約数和(自身を除く): 12422284

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 9857, 19714, 39428, 68999, 137998, 275996, 423851, 847702, 1695404, 2966957, 5933914, 11867828]

約数ペア:

[(1, 11867828), (2, 5933914), (4, 2966957), (7, 1695404), (14, 847702), (28, 423851), (43, 275996), (86, 137998), (172, 68999), (301, 39428), (602, 19714), (1204, 9857)]