20795327

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1670

約数の個数: 16

約数和(自身を含む): 24950784

約数和(自身を除く): 4155457

約数列:

[1, 7, 31, 61, 217, 427, 1571, 1891, 10997, 13237, 48701, 95831, 340907, 670817, 2970761, 20795327]

約数ペア:

[(1, 20795327), (7, 2970761), (31, 670817), (61, 340907), (217, 95831), (427, 48701), (1571, 13237), (1891, 10997)]