20348258

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23827}}^1$

素因数の和:23897

約数の個数: 16

約数和(自身を含む): 35456064

約数和(自身を除く): 15107806

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 23827, 47654, 166789, 333578, 1453447, 2906894, 10174129, 20348258]

約数ペア:

[(1, 20348258), (2, 10174129), (7, 2906894), (14, 1453447), (61, 333578), (122, 166789), (427, 47654), (854, 23827)]