18529431

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{601}}^1$

素因数の和:886

約数の個数: 16

約数和(自身を含む): 25428480

約数和(自身を除く): 6899049

約数列:

[1, 3, 43, 129, 239, 601, 717, 1803, 10277, 25843, 30831, 77529, 143639, 430917, 6176477, 18529431]

約数ペア:

[(1, 18529431), (3, 6176477), (43, 430917), (129, 143639), (239, 77529), (601, 30831), (717, 25843), (1803, 10277)]