20746124

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{17231}}^1$

素因数の和:17285

約数の個数: 24

約数和(自身を含む): 42459648

約数和(自身を除く): 21713524

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 17231, 34462, 68924, 120617, 241234, 482468, 740933, 1481866, 2963732, 5186531, 10373062, 20746124]

約数ペア:

[(1, 20746124), (2, 10373062), (4, 5186531), (7, 2963732), (14, 1481866), (28, 740933), (43, 482468), (86, 241234), (172, 120617), (301, 68924), (602, 34462), (1204, 17231)]