20218572031

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{458981}}^1$

素因数の和:459055

約数の個数: 24

約数和(自身を含む): 25115495040

約数和(自身を除く): 4896923009

約数列:

[1, 7, 29, 31, 49, 203, 217, 899, 1421, 1519, 6293, 44051, 458981, 3212867, 13310449, 14228411, 22490069, 93173143, 99598877, 412623919, 652212001, 697192139, 2888367433, 20218572031]

約数ペア:

[(1, 20218572031), (7, 2888367433), (29, 697192139), (31, 652212001), (49, 412623919), (203, 99598877), (217, 93173143), (899, 22490069), (1421, 14228411), (1519, 13310449), (6293, 3212867), (44051, 458981)]