66812656

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{46919}}^1$

素因数の和:47016

約数の個数: 20

約数和(自身を含む): 130906800

約数和(自身を除く): 64094144

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 46919, 93838, 187676, 375352, 750704, 4175791, 8351582, 16703164, 33406328, 66812656]

約数ペア:

[(1, 66812656), (2, 33406328), (4, 16703164), (8, 8351582), (16, 4175791), (89, 750704), (178, 375352), (356, 187676), (712, 93838), (1424, 46919)]