20177943

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{4481}}^1$

素因数の和:4582

約数の個数: 16

約数和(自身を含む): 28684800

約数和(自身を除く): 8506857

約数列:

[1, 3, 19, 57, 79, 237, 1501, 4481, 4503, 13443, 85139, 255417, 353999, 1061997, 6725981, 20177943]

約数ペア:

[(1, 20177943), (3, 6725981), (19, 1061997), (57, 353999), (79, 255417), (237, 85139), (1501, 13443), (4481, 4503)]