20051858

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{1559}}^1$

素因数の和:1729

約数の個数: 16

約数和(自身を含む): 30888000

約数和(自身を除く): 10836142

約数列:

[1, 2, 59, 109, 118, 218, 1559, 3118, 6431, 12862, 91981, 169931, 183962, 339862, 10025929, 20051858]

約数ペア:

[(1, 20051858), (2, 10025929), (59, 339862), (109, 183962), (118, 169931), (218, 91981), (1559, 12862), (3118, 6431)]