20219211076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{266042251}}^1$

素因数の和:266042274

約数の個数: 12

約数和(自身を含む): 37245915280

約数和(自身を除く): 17026704204

約数列:

[1, 2, 4, 19, 38, 76, 266042251, 532084502, 1064169004, 5054802769, 10109605538, 20219211076]

約数ペア:

[(1, 20219211076), (2, 10109605538), (4, 5054802769), (19, 1064169004), (38, 532084502), (76, 266042251)]