18518224

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{28229}}^1$

素因数の和:28278

約数の個数: 20

約数和(自身を含む): 36755460

約数和(自身を除く): 18237236

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 28229, 56458, 112916, 225832, 451664, 1157389, 2314778, 4629556, 9259112, 18518224]

約数ペア:

[(1, 18518224), (2, 9259112), (4, 4629556), (8, 2314778), (16, 1157389), (41, 451664), (82, 225832), (164, 112916), (328, 56458), (656, 28229)]