18223195

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1321}}^1$

素因数の和:1446

約数の個数: 16

約数和(自身を含む): 22844160

約数和(自身を除く): 4620965

約数列:

[1, 5, 31, 89, 155, 445, 1321, 2759, 6605, 13795, 40951, 117569, 204755, 587845, 3644639, 18223195]

約数ペア:

[(1, 18223195), (5, 3644639), (31, 587845), (89, 204755), (155, 117569), (445, 40951), (1321, 13795), (2759, 6605)]