20050551

素因数分解:

$3^3\times {\mathrm{431}}^1\times {\mathrm{1723}}^1$

素因数の和:2163

約数の個数: 16

約数和(自身を含む): 29790720

約数和(自身を除く): 9740169

約数列:

[1, 3, 9, 27, 431, 1293, 1723, 3879, 5169, 11637, 15507, 46521, 742613, 2227839, 6683517, 20050551]

約数ペア:

[(1, 20050551), (3, 6683517), (9, 2227839), (27, 742613), (431, 46521), (1293, 15507), (1723, 11637), (3879, 5169)]