20097935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28109}}^1$

素因数の和:28138

約数の個数: 16

約数和(自身を含む): 28334880

約数和(自身を除く): 8236945

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 28109, 140545, 309199, 365417, 1545995, 1827085, 4019587, 20097935]

約数ペア:

[(1, 20097935), (5, 4019587), (11, 1827085), (13, 1545995), (55, 365417), (65, 309199), (143, 140545), (715, 28109)]