20210192

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54919}}^1$

素因数の和:54950

約数の個数: 20

約数和(自身を含む): 40860480

約数和(自身を除く): 20650288

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54919, 109838, 219676, 439352, 878704, 1263137, 2526274, 5052548, 10105096, 20210192]

約数ペア:

[(1, 20210192), (2, 10105096), (4, 5052548), (8, 2526274), (16, 1263137), (23, 878704), (46, 439352), (92, 219676), (184, 109838), (368, 54919)]