2019103681

素因数分解:

$7^1\times {\mathrm{157}}^1\times {\mathrm{433}}^1\times {\mathrm{4243}}^1$

素因数の和:4840

約数の個数: 16

約数和(自身を含む): 2328156544

約数和(自身を除く): 309052863

約数列:

[1, 7, 157, 433, 1099, 3031, 4243, 29701, 67981, 475867, 666151, 1837219, 4663057, 12860533, 288443383, 2019103681]

約数ペア:

[(1, 2019103681), (7, 288443383), (157, 12860533), (433, 4663057), (1099, 1837219), (3031, 666151), (4243, 475867), (29701, 67981)]