20077967

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3617}}^1$

素因数の和:3698

約数の個数: 16

約数和(自身を含む): 25123392

約数和(自身を除く): 5045425

約数列:

[1, 7, 13, 61, 91, 427, 793, 3617, 5551, 25319, 47021, 220637, 329147, 1544459, 2868281, 20077967]

約数ペア:

[(1, 20077967), (7, 2868281), (13, 1544459), (61, 329147), (91, 220637), (427, 47021), (793, 25319), (3617, 5551)]