20799789

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1303}}^1$

素因数の和:1636

約数の個数: 16

約数和(自身を含む): 29480832

約数和(自身を除く): 8681043

約数列:

[1, 3, 17, 51, 313, 939, 1303, 3909, 5321, 15963, 22151, 66453, 407839, 1223517, 6933263, 20799789]

約数ペア:

[(1, 20799789), (3, 6933263), (17, 1223517), (51, 407839), (313, 66453), (939, 22151), (1303, 15963), (3909, 5321)]