19679231

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7243}}^1$

素因数の和:7286

約数の個数: 16

約数和(自身を含む): 24339840

約数和(自身を除く): 4660609

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 7243, 79673, 94159, 137617, 1035749, 1513787, 1789021, 19679231]

約数ペア:

[(1, 19679231), (11, 1789021), (13, 1513787), (19, 1035749), (143, 137617), (209, 94159), (247, 79673), (2717, 7243)]