9989872

素因数分解:

$2^4\times {\mathrm{563}}^1\times {\mathrm{1109}}^1$

素因数の和:1680

約数の個数: 20

約数和(自身を含む): 19407240

約数和(自身を除く): 9417368

約数列:

[1, 2, 4, 8, 16, 563, 1109, 1126, 2218, 2252, 4436, 4504, 8872, 9008, 17744, 624367, 1248734, 2497468, 4994936, 9989872]

約数ペア:

[(1, 9989872), (2, 4994936), (4, 2497468), (8, 1248734), (16, 624367), (563, 17744), (1109, 9008), (1126, 8872), (2218, 4504), (2252, 4436)]