19736888

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{17749}}^1$

素因数の和:17894

約数の個数: 16

約数和(自身を含む): 37275000

約数和(自身を除く): 17538112

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 17749, 35498, 70996, 141992, 2467111, 4934222, 9868444, 19736888]

約数ペア:

[(1, 19736888), (2, 9868444), (4, 4934222), (8, 2467111), (139, 141992), (278, 70996), (556, 35498), (1112, 17749)]