39985342

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{1231}}^1$

素因数の和:1491

約数の個数: 16

約数和(自身を含む): 60984000

約数和(自身を除く): 20998658

約数列:

[1, 2, 109, 149, 218, 298, 1231, 2462, 16241, 32482, 134179, 183419, 268358, 366838, 19992671, 39985342]

約数ペア:

[(1, 39985342), (2, 19992671), (109, 366838), (149, 268358), (218, 183419), (298, 134179), (1231, 32482), (2462, 16241)]