200721808

素因数分解:

$2^4\times 7^1\times {\mathrm{1792159}}^1$

素因数の和:1792174

約数の個数: 20

約数和(自身を含む): 444455680

約数和(自身を除く): 243733872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1792159, 3584318, 7168636, 12545113, 14337272, 25090226, 28674544, 50180452, 100360904, 200721808]

約数ペア:

[(1, 200721808), (2, 100360904), (4, 50180452), (7, 28674544), (8, 25090226), (14, 14337272), (16, 12545113), (28, 7168636), (56, 3584318), (112, 1792159)]