25891504

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{37633}}^1$

素因数の和:37684

約数の個数: 20

約数和(自身を含む): 51332776

約数和(自身を除く): 25441272

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 37633, 75266, 150532, 301064, 602128, 1618219, 3236438, 6472876, 12945752, 25891504]

約数ペア:

[(1, 25891504), (2, 12945752), (4, 6472876), (8, 3236438), (16, 1618219), (43, 602128), (86, 301064), (172, 150532), (344, 75266), (688, 37633)]