20888575775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1418579}}^1$

素因数の和:1418639

約数の個数: 24

約数和(自身を含む): 28144627200

約数和(自身を除く): 7256051425

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 2945, 14725, 1418579, 7092895, 26953001, 35464475, 43975949, 134765005, 219879745, 673825025, 835543031, 1099398725, 4177715155, 20888575775]

約数ペア:

[(1, 20888575775), (5, 4177715155), (19, 1099398725), (25, 835543031), (31, 673825025), (95, 219879745), (155, 134765005), (475, 43975949), (589, 35464475), (775, 26953001), (2945, 7092895), (14725, 1418579)]