18894080272

素因数分解:

$2^4\times {\mathrm{467}}^1\times {\mathrm{2528651}}^1$

素因数の和:2529126

約数の個数: 20

約数和(自身を含む): 36685683216

約数和(自身を除く): 17791602944

約数列:

[1, 2, 4, 8, 16, 467, 934, 1868, 3736, 7472, 2528651, 5057302, 10114604, 20229208, 40458416, 1180880017, 2361760034, 4723520068, 9447040136, 18894080272]

約数ペア:

[(1, 18894080272), (2, 9447040136), (4, 4723520068), (8, 2361760034), (16, 1180880017), (467, 40458416), (934, 20229208), (1868, 10114604), (3736, 5057302), (7472, 2528651)]