20472208

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{55631}}^1$

素因数の和:55662

約数の個数: 20

約数和(自身を含む): 41390208

約数和(自身を除く): 20918000

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 55631, 111262, 222524, 445048, 890096, 1279513, 2559026, 5118052, 10236104, 20472208]

約数ペア:

[(1, 20472208), (2, 10236104), (4, 5118052), (8, 2559026), (16, 1279513), (23, 890096), (46, 445048), (92, 222524), (184, 111262), (368, 55631)]