18668932

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{823}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 33638976

約数和(自身を除く): 14970044

約数列:

[1, 2, 4, 53, 106, 107, 212, 214, 428, 823, 1646, 3292, 5671, 11342, 22684, 43619, 87238, 88061, 174476, 176122, 352244, 4667233, 9334466, 18668932]

約数ペア:

[(1, 18668932), (2, 9334466), (4, 4667233), (53, 352244), (106, 176122), (107, 174476), (212, 88061), (214, 87238), (428, 43619), (823, 22684), (1646, 11342), (3292, 5671)]