1261390336

素因数分解:

$2^9\times {\mathrm{2463653}}^1$

素因数の和:2463671

約数の個数: 20

約数和(自身を含む): 2520318042

約数和(自身を除く): 1258927706

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 2463653, 4927306, 9854612, 19709224, 39418448, 78836896, 157673792, 315347584, 630695168, 1261390336]

約数ペア:

[(1, 1261390336), (2, 630695168), (4, 315347584), (8, 157673792), (16, 78836896), (32, 39418448), (64, 19709224), (128, 9854612), (256, 4927306), (512, 2463653)]