20411963

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{409}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 24108000

約数和(自身を除く): 3696037

約数列:

[1, 11, 13, 143, 349, 409, 3839, 4499, 4537, 5317, 49907, 58487, 142741, 1570151, 1855633, 20411963]

約数ペア:

[(1, 20411963), (11, 1855633), (13, 1570151), (143, 142741), (349, 58487), (409, 49907), (3839, 5317), (4499, 4537)]