19482470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{278321}}^1$

素因数の和:278335

約数の個数: 16

約数和(自身を含む): 40078368

約数和(自身を除く): 20595898

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 278321, 556642, 1391605, 1948247, 2783210, 3896494, 9741235, 19482470]

約数ペア:

[(1, 19482470), (2, 9741235), (5, 3896494), (7, 2783210), (10, 1948247), (14, 1391605), (35, 556642), (70, 278321)]