20550145

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53377}}^1$

素因数の和:53400

約数の個数: 16

約数和(自身を含む): 30745728

約数和(自身を除く): 10195583

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 53377, 266885, 373639, 587147, 1868195, 2935735, 4110029, 20550145]

約数ペア:

[(1, 20550145), (5, 4110029), (7, 2935735), (11, 1868195), (35, 587147), (55, 373639), (77, 266885), (385, 53377)]