18147520

素因数分解:

$2^6\times 5^1\times {\mathrm{56711}}^1$

素因数の和:56728

約数の個数: 28

約数和(自身を含む): 43214544

約数和(自身を除く): 25067024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 56711, 113422, 226844, 283555, 453688, 567110, 907376, 1134220, 1814752, 2268440, 3629504, 4536880, 9073760, 18147520]

約数ペア:

[(1, 18147520), (2, 9073760), (4, 4536880), (5, 3629504), (8, 2268440), (10, 1814752), (16, 1134220), (20, 907376), (32, 567110), (40, 453688), (64, 283555), (80, 226844), (160, 113422), (320, 56711)]