20775712

素因数分解:

$2^5\times {\mathrm{389}}^1\times {\mathrm{1669}}^1$

素因数の和:2068

約数の個数: 24

約数和(自身を含む): 41031900

約数和(自身を除く): 20256188

約数列:

[1, 2, 4, 8, 16, 32, 389, 778, 1556, 1669, 3112, 3338, 6224, 6676, 12448, 13352, 26704, 53408, 649241, 1298482, 2596964, 5193928, 10387856, 20775712]

約数ペア:

[(1, 20775712), (2, 10387856), (4, 5193928), (8, 2596964), (16, 1298482), (32, 649241), (389, 53408), (778, 26704), (1556, 13352), (1669, 12448), (3112, 6676), (3338, 6224)]