18979107

素因数分解:

$3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2851}}^1$

素因数の和:3178

約数の個数: 16

約数和(自身を含む): 29021952

約数和(自身を除く): 10042845

約数列:

[1, 3, 7, 21, 317, 951, 2219, 2851, 6657, 8553, 19957, 59871, 903767, 2711301, 6326369, 18979107]

約数ペア:

[(1, 18979107), (3, 6326369), (7, 2711301), (21, 903767), (317, 59871), (951, 19957), (2219, 8553), (2851, 6657)]