20694958

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{1609}}^1$

素因数の和:1779

約数の個数: 16

約数和(自身を含む): 31878000

約数和(自身を除く): 11183042

約数列:

[1, 2, 59, 109, 118, 218, 1609, 3218, 6431, 12862, 94931, 175381, 189862, 350762, 10347479, 20694958]

約数ペア:

[(1, 20694958), (2, 10347479), (59, 350762), (109, 189862), (118, 175381), (218, 94931), (1609, 12862), (3218, 6431)]