20138461138

素因数分解:

$2^1\times {\mathrm{1039}}^1\times {\mathrm{1051}}^1\times {\mathrm{9221}}^1$

素因数の和:11313

約数の個数: 16

約数和(自身を含む): 30268817280

約数和(自身を除く): 10130356142

約数列:

[1, 2, 1039, 1051, 2078, 2102, 9221, 18442, 1091989, 2183978, 9580619, 9691271, 19161238, 19382542, 10069230569, 20138461138]

約数ペア:

[(1, 20138461138), (2, 10069230569), (1039, 19382542), (1051, 19161238), (2078, 9691271), (2102, 9580619), (9221, 2183978), (18442, 1091989)]