19812422

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{32911}}^1$

素因数の和:32963

約数の個数: 16

約数和(自身を含む): 34755072

約数和(自身を除く): 14942650

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 32911, 65822, 230377, 460754, 1415173, 2830346, 9906211, 19812422]

約数ペア:

[(1, 19812422), (2, 9906211), (7, 2830346), (14, 1415173), (43, 460754), (86, 230377), (301, 65822), (602, 32911)]