19541290

素因数分解:

$2^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{4513}}^1$

素因数の和:4953

約数の個数: 16

約数和(自身を含む): 35263368

約数和(自身を除く): 15722078

約数列:

[1, 2, 5, 10, 433, 866, 2165, 4330, 4513, 9026, 22565, 45130, 1954129, 3908258, 9770645, 19541290]

約数ペア:

[(1, 19541290), (2, 9770645), (5, 3908258), (10, 1954129), (433, 45130), (866, 22565), (2165, 9026), (4330, 4513)]