18037264

素因数分解:

$2^4\times 7^1\times {\mathrm{161047}}^1$

素因数の和:161062

約数の個数: 20

約数和(自身を含む): 39939904

約数和(自身を除く): 21902640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 161047, 322094, 644188, 1127329, 1288376, 2254658, 2576752, 4509316, 9018632, 18037264]

約数ペア:

[(1, 18037264), (2, 9018632), (4, 4509316), (7, 2576752), (8, 2254658), (14, 1288376), (16, 1127329), (28, 644188), (56, 322094), (112, 161047)]