812656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3907}}^1$

素因数の和:3928

約数の個数: 20

約数和(自身を含む): 1696072

約数和(自身を除く): 883416

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3907, 7814, 15628, 31256, 50791, 62512, 101582, 203164, 406328, 812656]

約数ペア:

[(1, 812656), (2, 406328), (4, 203164), (8, 101582), (13, 62512), (16, 50791), (26, 31256), (52, 15628), (104, 7814), (208, 3907)]