20138072936

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{81201907}}^1$

素因数の和:81201944

約数の個数: 16

約数和(自身を含む): 38976915840

約数和(自身を除く): 18838842904

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 81201907, 162403814, 324807628, 649615256, 2517259117, 5034518234, 10069036468, 20138072936]

約数ペア:

[(1, 20138072936), (2, 10069036468), (4, 5034518234), (8, 2517259117), (31, 649615256), (62, 324807628), (124, 162403814), (248, 81201907)]