208065308

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{429887}}^1$

素因数の和:429913

約数の個数: 18

約数和(自身を含む): 400225728

約数和(自身を除く): 192160420

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 429887, 859774, 1719548, 4728757, 9457514, 18915028, 52016327, 104032654, 208065308]

約数ペア:

[(1, 208065308), (2, 104032654), (4, 52016327), (11, 18915028), (22, 9457514), (44, 4728757), (121, 1719548), (242, 859774), (484, 429887)]