20178294868

素因数分解:

$2^2\times {\mathrm{239}}^1\times {\mathrm{3631}}^1\times {\mathrm{5813}}^1$

素因数の和:9687

約数の個数: 24

約数和(自身を含む): 35475632640

約数和(自身を除く): 15297337772

約数列:

[1, 2, 4, 239, 478, 956, 3631, 5813, 7262, 11626, 14524, 23252, 867809, 1389307, 1735618, 2778614, 3471236, 5557228, 21107003, 42214006, 84428012, 5044573717, 10089147434, 20178294868]

約数ペア:

[(1, 20178294868), (2, 10089147434), (4, 5044573717), (239, 84428012), (478, 42214006), (956, 21107003), (3631, 5557228), (5813, 3471236), (7262, 2778614), (11626, 1735618), (14524, 1389307), (23252, 867809)]