18507972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{220333}}^1$

素因数の和:220347

約数の個数: 24

約数和(自身を含む): 49354816

約数和(自身を除く): 30846844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 220333, 440666, 660999, 881332, 1321998, 1542331, 2643996, 3084662, 4626993, 6169324, 9253986, 18507972]

約数ペア:

[(1, 18507972), (2, 9253986), (3, 6169324), (4, 4626993), (6, 3084662), (7, 2643996), (12, 1542331), (14, 1321998), (21, 881332), (28, 660999), (42, 440666), (84, 220333)]