2009390906

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1\times {\mathrm{1381}}^1$

素因数の和:2126

約数の個数: 32

約数和(自身を含む): 3219153408

約数和(自身を除く): 1209762502

約数列:

[1, 2, 23, 46, 47, 94, 673, 1081, 1346, 1381, 2162, 2762, 15479, 30958, 31631, 31763, 63262, 63526, 64907, 129814, 727513, 929413, 1455026, 1492861, 1858826, 2985722, 21376499, 42752998, 43682411, 87364822, 1004695453, 2009390906]

約数ペア:

[(1, 2009390906), (2, 1004695453), (23, 87364822), (46, 43682411), (47, 42752998), (94, 21376499), (673, 2985722), (1081, 1858826), (1346, 1492861), (1381, 1455026), (2162, 929413), (2762, 727513), (15479, 129814), (30958, 64907), (31631, 63526), (31763, 63262)]