20172521212

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{343327}}^1$

素因数の和:343765

約数の個数: 24

約数和(自身を含む): 36347448704

約数和(自身を除く): 16174927492

約数列:

[1, 2, 4, 37, 74, 148, 397, 794, 1588, 14689, 29378, 58756, 343327, 686654, 1373308, 12703099, 25406198, 50812396, 136300819, 272601638, 545203276, 5043130303, 10086260606, 20172521212]

約数ペア:

[(1, 20172521212), (2, 10086260606), (4, 5043130303), (37, 545203276), (74, 272601638), (148, 136300819), (397, 50812396), (794, 25406198), (1588, 12703099), (14689, 1373308), (29378, 686654), (58756, 343327)]