20476379

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{617}}^1$

素因数の和:1066

約数の個数: 16

約数和(自身を含む): 25629696

約数和(自身を除く): 5153317

約数列:

[1, 7, 11, 77, 431, 617, 3017, 4319, 4741, 6787, 33187, 47509, 265927, 1861489, 2925197, 20476379]

約数ペア:

[(1, 20476379), (7, 2925197), (11, 1861489), (77, 265927), (431, 47509), (617, 33187), (3017, 6787), (4319, 4741)]