20836361

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{571}}^1$

素因数の和:992

約数の個数: 16

約数和(自身を含む): 25753728

約数和(自身を除く): 4917367

約数列:

[1, 7, 13, 91, 401, 571, 2807, 3997, 5213, 7423, 36491, 51961, 228971, 1602797, 2976623, 20836361]

約数ペア:

[(1, 20836361), (7, 2976623), (13, 1602797), (91, 228971), (401, 51961), (571, 36491), (2807, 7423), (3997, 5213)]