19992930712

素因数分解:

$2^3\times {\mathrm{1123}}^1\times {\mathrm{2225393}}^1$

素因数の和:2226522

約数の個数: 16

約数和(自身を含む): 37520142840

約数和(自身を除く): 17527212128

約数列:

[1, 2, 4, 8, 1123, 2246, 4492, 8984, 2225393, 4450786, 8901572, 17803144, 2499116339, 4998232678, 9996465356, 19992930712]

約数ペア:

[(1, 19992930712), (2, 9996465356), (4, 4998232678), (8, 2499116339), (1123, 17803144), (2246, 8901572), (4492, 4450786), (8984, 2225393)]