87320656

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{287239}}^1$

素因数の和:287266

約数の個数: 20

約数和(自身を含む): 178088800

約数和(自身を除く): 90768144

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 287239, 574478, 1148956, 2297912, 4595824, 5457541, 10915082, 21830164, 43660328, 87320656]

約数ペア:

[(1, 87320656), (2, 43660328), (4, 21830164), (8, 10915082), (16, 5457541), (19, 4595824), (38, 2297912), (76, 1148956), (152, 574478), (304, 287239)]