208731008

素因数分解:

$2^7\times {\mathrm{137}}^1\times {\mathrm{11903}}^1$

素因数の和:12054

約数の個数: 32

約数和(自身を含む): 418901760

約数和(自身を除く): 210170752

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 274, 548, 1096, 2192, 4384, 8768, 11903, 17536, 23806, 47612, 95224, 190448, 380896, 761792, 1523584, 1630711, 3261422, 6522844, 13045688, 26091376, 52182752, 104365504, 208731008]

約数ペア:

[(1, 208731008), (2, 104365504), (4, 52182752), (8, 26091376), (16, 13045688), (32, 6522844), (64, 3261422), (128, 1630711), (137, 1523584), (274, 761792), (548, 380896), (1096, 190448), (2192, 95224), (4384, 47612), (8768, 23806), (11903, 17536)]