18994376

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{6577}}^1$

素因数の和:6621

約数の個数: 24

約数和(自身を含む): 37593270

約数和(自身を除く): 18598894

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 6577, 13154, 26308, 52616, 124963, 249926, 499852, 999704, 2374297, 4748594, 9497188, 18994376]

約数ペア:

[(1, 18994376), (2, 9497188), (4, 4748594), (8, 2374297), (19, 999704), (38, 499852), (76, 249926), (152, 124963), (361, 52616), (722, 26308), (1444, 13154), (2888, 6577)]