20004387

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{751}}^1$

素因数の和:1450

約数の個数: 16

約数和(自身を含む): 28804608

約数和(自身を除く): 8800221

約数列:

[1, 3, 13, 39, 683, 751, 2049, 2253, 8879, 9763, 26637, 29289, 512933, 1538799, 6668129, 20004387]

約数ペア:

[(1, 20004387), (3, 6668129), (13, 1538799), (39, 512933), (683, 29289), (751, 26637), (2049, 9763), (2253, 8879)]