18959694

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{243073}}^1$

素因数の和:243091

約数の個数: 16

約数和(自身を含む): 40836432

約数和(自身を除く): 21876738

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 243073, 486146, 729219, 1458438, 3159949, 6319898, 9479847, 18959694]

約数ペア:

[(1, 18959694), (2, 9479847), (3, 6319898), (6, 3159949), (13, 1458438), (26, 729219), (39, 486146), (78, 243073)]