20503045

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2029}}^1$

素因数の和:2124

約数の個数: 16

約数和(自身を含む): 25724160

約数和(自身を除く): 5221115

約数列:

[1, 5, 43, 47, 215, 235, 2021, 2029, 10105, 10145, 87247, 95363, 436235, 476815, 4100609, 20503045]

約数ペア:

[(1, 20503045), (5, 4100609), (43, 476815), (47, 436235), (215, 95363), (235, 87247), (2021, 10145), (2029, 10105)]