20027751

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{5531}}^1$

素因数の和:5622

約数の個数: 16

約数和(自身を含む): 28677888

約数和(自身を除く): 8650137

約数列:

[1, 3, 17, 51, 71, 213, 1207, 3621, 5531, 16593, 94027, 282081, 392701, 1178103, 6675917, 20027751]

約数ペア:

[(1, 20027751), (3, 6675917), (17, 1178103), (51, 392701), (71, 282081), (213, 94027), (1207, 16593), (3621, 5531)]