20185795

素因数分解:

$5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1753}}^1$

素因数の和:1819

約数の個数: 24

約数和(自身を含む): 28793664

約数和(自身を除く): 8607869

約数列:

[1, 5, 7, 35, 47, 49, 235, 245, 329, 1645, 1753, 2303, 8765, 11515, 12271, 61355, 82391, 85897, 411955, 429485, 576737, 2883685, 4037159, 20185795]

約数ペア:

[(1, 20185795), (5, 4037159), (7, 2883685), (35, 576737), (47, 429485), (49, 411955), (235, 85897), (245, 82391), (329, 61355), (1645, 12271), (1753, 11515), (2303, 8765)]