2189718

素因数分解:

$2^1\times 3^2\times {\mathrm{239}}^1\times {\mathrm{509}}^1$

素因数の和:756

約数の個数: 24

約数和(自身を含む): 4773600

約数和(自身を除く): 2583882

約数列:

[1, 2, 3, 6, 9, 18, 239, 478, 509, 717, 1018, 1434, 1527, 2151, 3054, 4302, 4581, 9162, 121651, 243302, 364953, 729906, 1094859, 2189718]

約数ペア:

[(1, 2189718), (2, 1094859), (3, 729906), (6, 364953), (9, 243302), (18, 121651), (239, 9162), (478, 4581), (509, 4302), (717, 3054), (1018, 2151), (1434, 1527)]