20098844

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 36420720

約数和(自身を除く): 16321876

約数列:

[1, 2, 4, 37, 74, 139, 148, 278, 556, 977, 1954, 3908, 5143, 10286, 20572, 36149, 72298, 135803, 144596, 271606, 543212, 5024711, 10049422, 20098844]

約数ペア:

[(1, 20098844), (2, 10049422), (4, 5024711), (37, 543212), (74, 271606), (139, 144596), (148, 135803), (278, 72298), (556, 36149), (977, 20572), (1954, 10286), (3908, 5143)]