20979134

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{1571}}^1$

素因数の和:2191

約数の個数: 16

約数和(自身を含む): 34407936

約数和(自身を除く): 13428802

約数列:

[1, 2, 11, 22, 607, 1214, 1571, 3142, 6677, 13354, 17281, 34562, 953597, 1907194, 10489567, 20979134]

約数ペア:

[(1, 20979134), (2, 10489567), (11, 1907194), (22, 953597), (607, 34562), (1214, 17281), (1571, 13354), (3142, 6677)]