20153872

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14153}}^1$

素因数の和:14250

約数の個数: 20

約数和(自身を含む): 39489660

約数和(自身を除く): 19335788

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14153, 28306, 56612, 113224, 226448, 1259617, 2519234, 5038468, 10076936, 20153872]

約数ペア:

[(1, 20153872), (2, 10076936), (4, 5038468), (8, 2519234), (16, 1259617), (89, 226448), (178, 113224), (356, 56612), (712, 28306), (1424, 14153)]