25389188

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{52457}}^1$

素因数の和:52483

約数の個数: 18

約数和(自身を含む): 48838398

約数和(自身を除く): 23449210

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 52457, 104914, 209828, 577027, 1154054, 2308108, 6347297, 12694594, 25389188]

約数ペア:

[(1, 25389188), (2, 12694594), (4, 6347297), (11, 2308108), (22, 1154054), (44, 577027), (121, 209828), (242, 104914), (484, 52457)]