2009183918

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{160709}}^1$

素因数の和:160784

約数の個数: 32

約数和(自身を含む): 3702758400

約数和(自身を除く): 1693574482

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 133, 266, 329, 658, 893, 1786, 6251, 12502, 160709, 321418, 1124963, 2249926, 3053471, 6106942, 7553323, 15106646, 21374297, 42748594, 52873261, 105746522, 143513137, 287026274, 1004591959, 2009183918]

約数ペア:

[(1, 2009183918), (2, 1004591959), (7, 287026274), (14, 143513137), (19, 105746522), (38, 52873261), (47, 42748594), (94, 21374297), (133, 15106646), (266, 7553323), (329, 6106942), (658, 3053471), (893, 2249926), (1786, 1124963), (6251, 321418), (12502, 160709)]