20176163672

素因数分解:

$2^3\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1300681}}^1$

素因数の和:1300971

約数の個数: 32

約数和(自身を含む): 43390751520

約数和(自身を除く): 23214587848

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 277, 554, 1108, 1939, 2216, 3878, 7756, 15512, 1300681, 2601362, 5202724, 9104767, 10405448, 18209534, 36419068, 72838136, 360288637, 720577274, 1441154548, 2522020459, 2882309096, 5044040918, 10088081836, 20176163672]

約数ペア:

[(1, 20176163672), (2, 10088081836), (4, 5044040918), (7, 2882309096), (8, 2522020459), (14, 1441154548), (28, 720577274), (56, 360288637), (277, 72838136), (554, 36419068), (1108, 18209534), (1939, 10405448), (2216, 9104767), (3878, 5202724), (7756, 2601362), (15512, 1300681)]