20548048

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{21767}}^1$

素因数の和:21834

約数の個数: 20

約数和(自身を含む): 40488480

約数和(自身を除く): 19940432

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 21767, 43534, 87068, 174136, 348272, 1284253, 2568506, 5137012, 10274024, 20548048]

約数ペア:

[(1, 20548048), (2, 10274024), (4, 5137012), (8, 2568506), (16, 1284253), (59, 348272), (118, 174136), (236, 87068), (472, 43534), (944, 21767)]