20844439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{1621}}^1$

素因数の和:1806

約数の個数: 16

約数和(自身を含む): 26159616

約数和(自身を除く): 5315177

約数列:

[1, 7, 11, 77, 167, 1169, 1621, 1837, 11347, 12859, 17831, 124817, 270707, 1894949, 2977777, 20844439]

約数ペア:

[(1, 20844439), (7, 2977777), (11, 1894949), (77, 270707), (167, 124817), (1169, 17831), (1621, 12859), (1837, 11347)]