638860112

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{3629887}}^1$

素因数の和:3629906

約数の個数: 20

約数和(自身を含む): 1350318336

約数和(自身を除く): 711458224

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 3629887, 7259774, 14519548, 29039096, 39928757, 58078192, 79857514, 159715028, 319430056, 638860112]

約数ペア:

[(1, 638860112), (2, 319430056), (4, 159715028), (8, 79857514), (11, 58078192), (16, 39928757), (22, 29039096), (44, 14519548), (88, 7259774), (176, 3629887)]