19608964

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2819}}^1$

素因数の和:2907

約数の個数: 24

約数和(自身を含む): 36005760

約数和(自身を除く): 16396796

約数列:

[1, 2, 4, 37, 47, 74, 94, 148, 188, 1739, 2819, 3478, 5638, 6956, 11276, 104303, 132493, 208606, 264986, 417212, 529972, 4902241, 9804482, 19608964]

約数ペア:

[(1, 19608964), (2, 9804482), (4, 4902241), (37, 529972), (47, 417212), (74, 264986), (94, 208606), (148, 132493), (188, 104303), (1739, 11276), (2819, 6956), (3478, 5638)]