20565234052

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{801701}}^1$

素因数の和:801780

約数の個数: 36

約数和(自身を含む): 40304766348

約数和(自身を除く): 19739532296

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 121, 212, 242, 484, 583, 1166, 2332, 6413, 12826, 25652, 801701, 1603402, 3206804, 8818711, 17637422, 35274844, 42490153, 84980306, 97005821, 169960612, 194011642, 388023284, 467391683, 934783366, 1869566732, 5141308513, 10282617026, 20565234052]

約数ペア:

[(1, 20565234052), (2, 10282617026), (4, 5141308513), (11, 1869566732), (22, 934783366), (44, 467391683), (53, 388023284), (106, 194011642), (121, 169960612), (212, 97005821), (242, 84980306), (484, 42490153), (583, 35274844), (1166, 17637422), (2332, 8818711), (6413, 3206804), (12826, 1603402), (25652, 801701)]