128956952

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{36887}}^1$

素因数の和:36935

約数の個数: 32

約数和(自身を含む): 265593600

約数和(自身を除く): 136636648

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 36887, 73774, 147548, 295096, 700853, 848401, 1401706, 1696802, 2803412, 3393604, 5606824, 6787208, 16119619, 32239238, 64478476, 128956952]

約数ペア:

[(1, 128956952), (2, 64478476), (4, 32239238), (8, 16119619), (19, 6787208), (23, 5606824), (38, 3393604), (46, 2803412), (76, 1696802), (92, 1401706), (152, 848401), (184, 700853), (437, 295096), (874, 147548), (1748, 73774), (3496, 36887)]