19005389168

素因数分解:

$2^4\times {\mathrm{739}}^1\times {\mathrm{1607357}}^1$

素因数の和:1608104

約数の個数: 20

約数和(自身を含む): 36872792520

約数和(自身を除く): 17867403352

約数列:

[1, 2, 4, 8, 16, 739, 1478, 2956, 5912, 11824, 1607357, 3214714, 6429428, 12858856, 25717712, 1187836823, 2375673646, 4751347292, 9502694584, 19005389168]

約数ペア:

[(1, 19005389168), (2, 9502694584), (4, 4751347292), (8, 2375673646), (16, 1187836823), (739, 25717712), (1478, 12858856), (2956, 6429428), (5912, 3214714), (11824, 1607357)]