20481487

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{821}}^1$

素因数の和:954

約数の個数: 16

約数和(自身を含む): 23476320

約数和(自身を除く): 2994833

約数列:

[1, 13, 19, 101, 247, 821, 1313, 1919, 10673, 15599, 24947, 82921, 202787, 1077973, 1575499, 20481487]

約数ペア:

[(1, 20481487), (13, 1575499), (19, 1077973), (101, 202787), (247, 82921), (821, 24947), (1313, 15599), (1919, 10673)]