20854691

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3557}}^1$

素因数の和:3622

約数の個数: 16

約数和(自身を含む): 25105248

約数和(自身を除く): 4250557

約数列:

[1, 11, 13, 41, 143, 451, 533, 3557, 5863, 39127, 46241, 145837, 508651, 1604207, 1895881, 20854691]

約数ペア:

[(1, 20854691), (11, 1895881), (13, 1604207), (41, 508651), (143, 145837), (451, 46241), (533, 39127), (3557, 5863)]