20465211

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{919}}^1$

素因数の和:1506

約数の個数: 16

約数和(自身を含む): 29469440

約数和(自身を除く): 9004229

約数列:

[1, 3, 13, 39, 571, 919, 1713, 2757, 7423, 11947, 22269, 35841, 524749, 1574247, 6821737, 20465211]

約数ペア:

[(1, 20465211), (3, 6821737), (13, 1574247), (39, 524749), (571, 35841), (919, 22269), (1713, 11947), (2757, 7423)]