209147392

素因数分解:

$2^9\times {\mathrm{408491}}^1$

素因数の和:408509

約数の個数: 20

約数和(自身を含む): 417887316

約数和(自身を除く): 208739924

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 408491, 816982, 1633964, 3267928, 6535856, 13071712, 26143424, 52286848, 104573696, 209147392]

約数ペア:

[(1, 209147392), (2, 104573696), (4, 52286848), (8, 26143424), (16, 13071712), (32, 6535856), (64, 3267928), (128, 1633964), (256, 816982), (512, 408491)]