20189703790

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1\times {\mathrm{76963}}^1$

素因数の和:77716

約数の個数: 32

約数和(自身を含む): 37376796960

約数和(自身を除く): 17187093170

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 709, 1418, 3545, 7090, 26233, 52466, 76963, 131165, 153926, 262330, 384815, 769630, 2847631, 5695262, 14238155, 28476310, 54566767, 109133534, 272833835, 545667670, 2018970379, 4037940758, 10094851895, 20189703790]

約数ペア:

[(1, 20189703790), (2, 10094851895), (5, 4037940758), (10, 2018970379), (37, 545667670), (74, 272833835), (185, 109133534), (370, 54566767), (709, 28476310), (1418, 14238155), (3545, 5695262), (7090, 2847631), (26233, 769630), (52466, 384815), (76963, 262330), (131165, 153926)]