25520368

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{38903}}^1$

素因数の和:38952

約数の個数: 20

約数和(自身を含む): 50653008

約数和(自身を除く): 25132640

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 38903, 77806, 155612, 311224, 622448, 1595023, 3190046, 6380092, 12760184, 25520368]

約数ペア:

[(1, 25520368), (2, 12760184), (4, 6380092), (8, 3190046), (16, 1595023), (41, 622448), (82, 311224), (164, 155612), (328, 77806), (656, 38903)]