2011212208

素因数分解:

$2^4\times {\mathrm{997}}^1\times {\mathrm{126079}}^1$

素因数の和:127084

約数の個数: 20

約数和(自身を含む): 3900663040

約数和(自身を除く): 1889450832

約数列:

[1, 2, 4, 8, 16, 997, 1994, 3988, 7976, 15952, 126079, 252158, 504316, 1008632, 2017264, 125700763, 251401526, 502803052, 1005606104, 2011212208]

約数ペア:

[(1, 2011212208), (2, 1005606104), (4, 502803052), (8, 251401526), (16, 125700763), (997, 2017264), (1994, 1008632), (3988, 504316), (7976, 252158), (15952, 126079)]