19749996032

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{2967247}}^1$

素因数の和:2967278

約数の個数: 40

約数和(自身を含む): 42496925856

約数和(自身を除く): 22746929824

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 2967247, 5934494, 11868988, 23737976, 38574211, 47475952, 77148422, 94951904, 154296844, 189903808, 308593688, 379807616, 617187376, 759615232, 1234374752, 1519230464, 2468749504, 4937499008, 9874998016, 19749996032]

約数ペア:

[(1, 19749996032), (2, 9874998016), (4, 4937499008), (8, 2468749504), (13, 1519230464), (16, 1234374752), (26, 759615232), (32, 617187376), (52, 379807616), (64, 308593688), (104, 189903808), (128, 154296844), (208, 94951904), (256, 77148422), (416, 47475952), (512, 38574211), (832, 23737976), (1664, 11868988), (3328, 5934494), (6656, 2967247)]