20104208

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54631}}^1$

素因数の和:54662

約数の個数: 20

約数和(自身を含む): 40646208

約数和(自身を除く): 20542000

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54631, 109262, 218524, 437048, 874096, 1256513, 2513026, 5026052, 10052104, 20104208]

約数ペア:

[(1, 20104208), (2, 10052104), (4, 5026052), (8, 2513026), (16, 1256513), (23, 874096), (46, 437048), (92, 218524), (184, 109262), (368, 54631)]