20158656639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{204509}}^1$

素因数の和:204655

約数の個数: 32

約数和(自身を含む): 30627417600

約数和(自身を除く): 10468760961

約数列:

[1, 3, 11, 29, 33, 87, 103, 309, 319, 957, 1133, 2987, 3399, 8961, 32857, 98571, 204509, 613527, 2249599, 5930761, 6748797, 17792283, 21064427, 63193281, 65238371, 195715113, 231708697, 610868383, 695126091, 1832605149, 6719552213, 20158656639]

約数ペア:

[(1, 20158656639), (3, 6719552213), (11, 1832605149), (29, 695126091), (33, 610868383), (87, 231708697), (103, 195715113), (309, 65238371), (319, 63193281), (957, 21064427), (1133, 17792283), (2987, 6748797), (3399, 5930761), (8961, 2249599), (32857, 613527), (98571, 204509)]