20087081903

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{3082259}}^1$

素因数の和:3082299

約数の個数: 16

約数和(自身を含む): 24658080000

約数和(自身を除く): 4570998097

約数列:

[1, 7, 19, 49, 133, 343, 931, 6517, 3082259, 21575813, 58562921, 151030691, 409940447, 1057214837, 2869583129, 20087081903]

約数ペア:

[(1, 20087081903), (7, 2869583129), (19, 1057214837), (49, 409940447), (133, 151030691), (343, 58562921), (931, 21575813), (6517, 3082259)]