18549506

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1\times {\mathrm{571}}^1$

素因数の和:1049

約数の個数: 16

約数和(自身を含む): 28691520

約数和(自身を除く): 10142014

約数列:

[1, 2, 37, 74, 439, 571, 878, 1142, 16243, 21127, 32486, 42254, 250669, 501338, 9274753, 18549506]

約数ペア:

[(1, 18549506), (2, 9274753), (37, 501338), (74, 250669), (439, 42254), (571, 32486), (878, 21127), (1142, 16243)]