20867143

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{739}}^1$

素因数の和:918

約数の個数: 16

約数和(自身を含む): 24295680

約数和(自身を除く): 3428537

約数列:

[1, 11, 17, 151, 187, 739, 1661, 2567, 8129, 12563, 28237, 111589, 138193, 1227479, 1897013, 20867143]

約数ペア:

[(1, 20867143), (11, 1897013), (17, 1227479), (151, 138193), (187, 111589), (739, 28237), (1661, 12563), (2567, 8129)]