20409876076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{268551001}}^1$

素因数の和:268551024

約数の個数: 12

約数和(自身を含む): 37597140280

約数和(自身を除く): 17187264204

約数列:

[1, 2, 4, 19, 38, 76, 268551001, 537102002, 1074204004, 5102469019, 10204938038, 20409876076]

約数ペア:

[(1, 20409876076), (2, 10204938038), (4, 5102469019), (19, 1074204004), (38, 537102002), (76, 268551001)]