18044978

素因数分解:

$2^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{5393}}^1$

素因数の和:5641

約数の個数: 16

約数和(自身を含む): 31069440

約数和(自身を除く): 13024462

約数列:

[1, 2, 7, 14, 239, 478, 1673, 3346, 5393, 10786, 37751, 75502, 1288927, 2577854, 9022489, 18044978]

約数ペア:

[(1, 18044978), (2, 9022489), (7, 2577854), (14, 1288927), (239, 75502), (478, 37751), (1673, 10786), (3346, 5393)]