20213306812

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{38575013}}^1$

素因数の和:38575148

約数の個数: 12

約数和(自身を含む): 35643312936

約数和(自身を除く): 15430006124

約数列:

[1, 2, 4, 131, 262, 524, 38575013, 77150026, 154300052, 5053326703, 10106653406, 20213306812]

約数ペア:

[(1, 20213306812), (2, 10106653406), (4, 5053326703), (131, 154300052), (262, 77150026), (524, 38575013)]