1866488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 3825360

約数和(自身を除く): 1958872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 137, 262, 274, 524, 548, 1048, 1096, 1703, 1781, 3406, 3562, 6812, 7124, 13624, 14248, 17947, 35894, 71788, 143576, 233311, 466622, 933244, 1866488]

約数ペア:

[(1, 1866488), (2, 933244), (4, 466622), (8, 233311), (13, 143576), (26, 71788), (52, 35894), (104, 17947), (131, 14248), (137, 13624), (262, 7124), (274, 6812), (524, 3562), (548, 3406), (1048, 1781), (1096, 1703)]