20340836

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{164039}}^1$

素因数の和:164074

約数の個数: 12

約数和(自身を含む): 36744960

約数和(自身を除く): 16404124

約数列:

[1, 2, 4, 31, 62, 124, 164039, 328078, 656156, 5085209, 10170418, 20340836]

約数ペア:

[(1, 20340836), (2, 10170418), (4, 5085209), (31, 656156), (62, 328078), (124, 164039)]