18892760

素因数分解:

$2^3\times 5^1\times {\mathrm{472319}}^1$

素因数の和:472330

約数の個数: 16

約数和(自身を含む): 42508800

約数和(自身を除く): 23616040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 472319, 944638, 1889276, 2361595, 3778552, 4723190, 9446380, 18892760]

約数ペア:

[(1, 18892760), (2, 9446380), (4, 4723190), (5, 3778552), (8, 2361595), (10, 1889276), (20, 944638), (40, 472319)]