20770312

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{19819}}^1$

素因数の和:19956

約数の個数: 16

約数和(自身を含む): 39243600

約数和(自身を除く): 18473288

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 19819, 39638, 79276, 158552, 2596289, 5192578, 10385156, 20770312]

約数ペア:

[(1, 20770312), (2, 10385156), (4, 5192578), (8, 2596289), (131, 158552), (262, 79276), (524, 39638), (1048, 19819)]