19005408580

素因数分解:

$2^2\times 5^1\times {\mathrm{950270429}}^1$

素因数の和:950270438

約数の個数: 12

約数和(自身を含む): 39911358060

約数和(自身を除く): 20905949480

約数列:

[1, 2, 4, 5, 10, 20, 950270429, 1900540858, 3801081716, 4751352145, 9502704290, 19005408580]

約数ペア:

[(1, 19005408580), (2, 9502704290), (4, 4751352145), (5, 3801081716), (10, 1900540858), (20, 950270429)]