87884432

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{127739}}^1$

素因数の和:127790

約数の個数: 20

約数和(自身を含む): 174237360

約数和(自身を除く): 86352928

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 127739, 255478, 510956, 1021912, 2043824, 5492777, 10985554, 21971108, 43942216, 87884432]

約数ペア:

[(1, 87884432), (2, 43942216), (4, 21971108), (8, 10985554), (16, 5492777), (43, 2043824), (86, 1021912), (172, 510956), (344, 255478), (688, 127739)]