20112441620

素因数分解:

$2^2\times 5^1\times {\mathrm{1005622081}}^1$

素因数の和:1005622090

約数の個数: 12

約数和(自身を含む): 42236127444

約数和(自身を除く): 22123685824

約数列:

[1, 2, 4, 5, 10, 20, 1005622081, 2011244162, 4022488324, 5028110405, 10056220810, 20112441620]

約数ペア:

[(1, 20112441620), (2, 10056220810), (4, 5028110405), (5, 4022488324), (10, 2011244162), (20, 1005622081)]