19604075

素因数分解:

$5^2\times {\mathrm{433}}^1\times {\mathrm{1811}}^1$

素因数の和:2254

約数の個数: 12

約数和(自身を含む): 24378648

約数和(自身を除く): 4774573

約数列:

[1, 5, 25, 433, 1811, 2165, 9055, 10825, 45275, 784163, 3920815, 19604075]

約数ペア:

[(1, 19604075), (5, 3920815), (25, 784163), (433, 45275), (1811, 10825), (2165, 9055)]