20523243

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9929}}^1$

素因数の和:9998

約数の個数: 16

約数和(自身を含む): 30028320

約数和(自身を除く): 9505077

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 9929, 29787, 129077, 387231, 526237, 1578711, 6841081, 20523243]

約数ペア:

[(1, 20523243), (3, 6841081), (13, 1578711), (39, 526237), (53, 387231), (159, 129077), (689, 29787), (2067, 9929)]