20880802

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{2909}}^1$

素因数の和:3045

約数の個数: 16

約数和(自身を含む): 32510520

約数和(自身を除く): 11629718

約数列:

[1, 2, 37, 74, 97, 194, 2909, 3589, 5818, 7178, 107633, 215266, 282173, 564346, 10440401, 20880802]

約数ペア:

[(1, 20880802), (2, 10440401), (37, 564346), (74, 282173), (97, 215266), (194, 107633), (2909, 7178), (3589, 5818)]